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Resource "NamingSystem" Version "1" (StructureDefinition)

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XML or JSON representation. Try out the Profile as a questionnaire based web form . Edit this as XML or JSON. provenance for this resource

Name Flags Card. Type Description & Constraints doco
. . NamingSystem I DomainResource System of unique identification
Can't have more than one preferred identifier for a type
Can only have replacedBy if naming system is retired
Root systems cannot have uuid or sid identifiers
. . . name 1..1 string Human-readable label
. . . status ?! 1..1 code draft | active | retired
ConformanceResourceStatus ( Required)
. . . kind 1..1 code codesystem | identifier | root
NamingSystemType ( Required)
. . . publisher Σ 0..1 string Name of the publisher (Organization or individual)
. . . contact Σ 0..* BackboneElement Contact details of the publisher
. . . . name Σ 0..1 string Name of a individual to contact
. . . . telecom Σ 0..* ContactPoint Contact details for individual or publisher
. . . responsible 0..1 string Who maintains system namespace?
. . . date Σ 1..1 dateTime Publication Date(/time)
. . . type 0..1 CodeableConcept e.g. driver, provider, patient, bank etc.
Identifier Type Codes ( Extensible)
. . . description 0..1 string What does naming system identify?
. . . useContext Σ 0..* CodeableConcept Content intends to support these contexts
Context of Use ValueSet ( Extensible)
. . . usage 0..1 string How/where is it used
. . . uniqueId 1..* BackboneElement Unique identifiers used for system
. . . . type 1..1 code oid | uuid | uri | other
NamingSystemIdentifierType ( Required)
. . . . value 1..1 string The unique identifier
. . . . preferred 0..1 boolean Is this the id that should be used for this type
. . . . period 0..1 Period When is identifier valid?
. . . replacedBy I 0..1 Reference( NamingSystem) Use this instead

doco Documentation for this format

<?xml version="1.0" encoding="UTF-8"?>
<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="NamingSystem"/>
  <meta>
    <versionId value="1"/>
    <lastUpdated value="2018-09-06T12:33:27.750Z"/>
  </meta>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml">
      <table style="border: 0px font-size: 11px font-family: verdana vertical-align: top" border="0" cellpadding="0" cellspacing="0">
        <tr style="border: 1px #F0F0F0 solid font-size: 11px font-family: verdana vertical-align: top">
          <th style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a title="The logical name of the element" href="formats.html#table">Name</a> </th>
          <th style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a title="Information about the use of the element" href="formats.html#table">Flags</a> </th>
          <th style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a title="Minimum and Maximum # of times the the element can appear in the instance" href="formats.html#table">Card.</a> </th>
          <th style="width: 100px" class="hierarchy">
            <a title="Reference to the type of the element" href="formats.html#table">Type</a> </th>
          <th style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a title="Additional information about the element" href="formats.html#table">Description &amp; Constraints</a>
            <span style="float: right">
              <a title="Legend for this format" href="formats.html#table">
                <img alt="doco" style="background-color: inherit"/> </a> </span> </th> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,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" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Resource"/>
            <span title="NamingSystem : A curated namespace that issues unique symbols within that namespace for the identification of concepts, people, devices, etc. Represents a &quot;System&quot; used within the Identifier and Coding data types.">NamingSystem</span>
            <a name="NamingSystem"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element has or is affected by some invariants">I</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="domainresource.html">DomainResource</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">System of unique identification
            <br/>
            <span style="font-style: italic" title="nsd-2">Can't have more than one preferred identifier for a type</span>
            <br/>
            <span style="font-style: italic" title="nsd-3">Can only have replacedBy if naming system is retired</span>
            <br/>
            <span style="font-style: italic" title="nsd-1">Root systems cannot have uuid or sid identifiers</span> </td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.name : The descriptive name of this particular identifier type or code system.">name</span>
            <a name="NamingSystem.name"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">1..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#string">string</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Human-readable label</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.status : Indicates whether the naming system is &quot;ready for use&quot; or not.">status</span>
            <a name="NamingSystem.status"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element is a modifier element">?!</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">1..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#code">code</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">draft | active | retired
            <br/>
            <a title="The lifecycle status of a Value Set or Concept Map." href="valueset-conformance-resource-status.html">ConformanceResourceStatus</a>(
            <a title="To be conformant, instances of this element SHALL include a code from the specified value set." href="terminologies.html#required">Required</a>) </td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.kind : Indicates the purpose for the naming system - what kinds of things does it make unique?">kind</span>
            <a name="NamingSystem.kind"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">1..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#code">code</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">codesystem | identifier | root
            <br/>
            <a title="Identifies the purpose of the naming system." href="valueset-namingsystem-type.html">NamingSystemType</a>(
            <a title="To be conformant, instances of this element SHALL include a code from the specified value set." href="terminologies.html#required">Required</a>) </td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.publisher : The name of the individual or organization that published the naming system.">publisher</span>
            <a name="NamingSystem.publisher"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element is included in summaries">&#931;</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#string">string</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Name of the publisher (Organization or individual)</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,R0lGODlhEAAQAMQfAOvGUf7ztuvPMf/78/fkl/Pbg+u8Rvjqteu2Pf3zxPz36Pz0z+vTmPzurPvuw/npofbjquvNefHVduuyN+uuMu3Oafbgjfnqvf/3zv/3xevPi+vRjP/20/bmsP///////yH5BAEAAB8ALAAAAAAQABAAAAV24CeOZGmepqeqqOgxjBZFa+19r4ftWQUAgqDgltthMshMIJAZ4jYDHsBARSAmFOJvq+g6HIdEFgcYmBWNxoNAsDjGHgBnmV5bCoUDHLBIq9sFEhIdcAYJdYASFRUQhQkLCwkOFwcdEBAXhVabE52ecDahKy0oIQA7" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Element"/>
            <span title="NamingSystem.contact : Contacts to assist a user in finding and communicating with the publisher.">contact</span>
            <a name="NamingSystem.contact"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element is included in summaries">&#931;</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..*</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="backboneelement.html">BackboneElement</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Contact details of the publisher</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMElEQVR42u3QwQkAMAwDsezq/WdoskKgFAoy6HkfV5LamJ1tc7MHAAD+5QQAAOCZBkurQFbnaRSlAAAAAElFTkSuQmCC)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzMPbYccAgAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAMElEQVQ4y+3OQREAIBDDwAv+PQcFFN5MIyCzqHMKUGVCpMFLK97heq+gggoq+EiwAVjvMhFGmlEUAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.contact.name : The name of an individual to contact regarding the naming system.">name</span>
            <a name="NamingSystem.contact.name"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element is included in summaries">&#931;</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#string">string</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Name of a individual to contact</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzMPbYccAgAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAMElEQVQ4y+3OQREAIBDDwAv+PQcFFN5MIyCzqHMKUGVCpMFLK97heq+gggoq+EiwAVjvMhFGmlEUAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzME+lXFigAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+3OsRUAIAjEUOL+O8cJABttJM11/x1qZAGqRBEVcNIqdWj1efDqQbb3HwwwwEfABmQUHSPM9dtDAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,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" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Data Type"/>
            <span title="NamingSystem.contact.telecom : Contact details for individual (if a name was provided) or the publisher.">telecom</span>
            <a name="NamingSystem.contact.telecom"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element is included in summaries">&#931;</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..*</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#ContactPoint">ContactPoint</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Contact details for individual or publisher</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.responsible : The name of the organization that is responsible for issuing identifiers or codes for this namespace and ensuring their non-collision.">responsible</span>
            <a name="NamingSystem.responsible"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#string">string</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Who maintains system namespace?</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.date : The date (and optionally time) when the system was registered or published. The date must change when the business version changes, if it does, and it must change if the status code changes. In addition, it should change when the substantive content of the registration changes.">date</span>
            <a name="NamingSystem.date"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element is included in summaries">&#931;</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">1..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#dateTime">dateTime</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Publication Date(/time)</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,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" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Data Type"/>
            <span title="NamingSystem.type : Categorizes a naming system for easier search by grouping related naming systems.">type</span>
            <a name="NamingSystem.type"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">e.g. driver, provider, patient, bank etc.
            <br/>
            <a title="A coded type for an identifier that can be used to determine which identifier to use for a specific purpose." href="valueset-identifier-type.html">Identifier Type Codes</a>(
            <a title="To be conformant, instances of this element SHALL include a code from the specified value set if any of the codes within the value set can apply to the concept being communicated. If the valueset does not cover the concept (based on human review), alternate codings (or, data type allowing, text) may be included instead." href="terminologies.html#extensible">Extensible</a>) </td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.description : Details about what the namespace identifies including scope, granularity, version labeling, etc.">description</span>
            <a name="NamingSystem.description"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#string">string</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">What does naming system identify?</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,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" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Data Type"/>
            <span title="NamingSystem.useContext : The content was developed with a focus and intent of supporting the contexts that are listed. These terms may be used to assist with indexing and searching of naming systems.">useContext</span>
            <a name="NamingSystem.useContext"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element is included in summaries">&#931;</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..*</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#CodeableConcept">CodeableConcept</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Content intends to support these contexts
            <br/>
            <a title="Indicates the countries, regions, disciplines and other aspects of use within which this artifact is targeted for use." href="valueset-use-context.html">Context of Use ValueSet</a>(
            <a title="To be conformant, instances of this element SHALL include a code from the specified value set if any of the codes within the value set can apply to the concept being communicated. If the valueset does not cover the concept (based on human review), alternate codings (or, data type allowing, text) may be included instead." href="terminologies.html#extensible">Extensible</a>) </td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.usage : Provides guidance on the use of the namespace, including the handling of formatting characters, use of upper vs. lower case, etc.">usage</span>
            <a name="NamingSystem.usage"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#string">string</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">How/where is it used</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,R0lGODlhEAAQAMQfAOvGUf7ztuvPMf/78/fkl/Pbg+u8Rvjqteu2Pf3zxPz36Pz0z+vTmPzurPvuw/npofbjquvNefHVduuyN+uuMu3Oafbgjfnqvf/3zv/3xevPi+vRjP/20/bmsP///////yH5BAEAAB8ALAAAAAAQABAAAAV24CeOZGmepqeqqOgxjBZFa+19r4ftWQUAgqDgltthMshMIJAZ4jYDHsBARSAmFOJvq+g6HIdEFgcYmBWNxoNAsDjGHgBnmV5bCoUDHLBIq9sFEhIdcAYJdYASFRUQhQkLCwkOFwcdEBAXhVabE52ecDahKy0oIQA7" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Element"/>
            <span title="NamingSystem.uniqueId : Indicates how the system may be identified when referenced in electronic exchange.">uniqueId</span>
            <a name="NamingSystem.uniqueId"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">1..*</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="backboneelement.html">BackboneElement</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Unique identifiers used for system</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMElEQVR42u3QwQkAMAwDsezq/WdoskKgFAoy6HkfV5LamJ1tc7MHAAD+5QQAAOCZBkurQFbnaRSlAAAAAElFTkSuQmCC)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzMPbYccAgAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAMElEQVQ4y+3OQREAIBDDwAv+PQcFFN5MIyCzqHMKUGVCpMFLK97heq+gggoq+EiwAVjvMhFGmlEUAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.uniqueId.type : Identifies the unique identifier scheme used for this particular identifier.">type</span>
            <a name="NamingSystem.uniqueId.type"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">1..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#code">code</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">oid | uuid | uri | other
            <br/>
            <a title="Identifies the style of unique identifier used to identify a namespace." href="valueset-namingsystem-identifier-type.html">NamingSystemIdentifierType</a>(
            <a title="To be conformant, instances of this element SHALL include a code from the specified value set." href="terminologies.html#required">Required</a>) </td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMElEQVR42u3QwQkAMAwDsezq/WdoskKgFAoy6HkfV5LamJ1tc7MHAAD+5QQAAOCZBkurQFbnaRSlAAAAAElFTkSuQmCC)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzMPbYccAgAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAMElEQVQ4y+3OQREAIBDDwAv+PQcFFN5MIyCzqHMKUGVCpMFLK97heq+gggoq+EiwAVjvMhFGmlEUAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.uniqueId.value : The string that should be sent over the wire to identify the code system or identifier system.">value</span>
            <a name="NamingSystem.uniqueId.value"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">1..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#string">string</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">The unique identifier</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAMElEQVR42u3QwQkAMAwDsezq/WdoskKgFAoy6HkfV5LamJ1tc7MHAAD+5QQAAOCZBkurQFbnaRSlAAAAAElFTkSuQmCC)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzMPbYccAgAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAMElEQVQ4y+3OQREAIBDDwAv+PQcFFN5MIyCzqHMKUGVCpMFLK97heq+gggoq+EiwAVjvMhFGmlEUAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzI3XJ6V3QAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+2RsQ0AIAzDav7/2VzQwoCY4iWbZSmo1QGoUgNMghvWaIejPQW/CrrNCylIwcOCDYfLNRcNer4SAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3gYBFzI0BrFQCwAAAERJREFUOMtj/P//PwMlgImBQjDwBrCcOnWKokBgYWBgYDCU+06W5i8MUggvnH/EOVJjAW4AuQHJ+O75LYqikXE0LzAAALePEntTkEoSAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Primitive Data Type"/>
            <span title="NamingSystem.uniqueId.preferred : Indicates whether this identifier is the &quot;preferred&quot; identifier of this type.">preferred</span>
            <a name="NamingSystem.uniqueId.preferred"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#boolean">boolean</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Is this the id that should be used for this type</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAL0lEQVR42u3XsQ0AQAgCQHdl/xn8jxvYWB3JlTR0VJLa+OltBwAAYP6EEQAAgCsPVYVAgIJrA/sAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzMPbYccAgAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAMElEQVQ4y+3OQREAIBDDwAv+PQcFFN5MIyCzqHMKUGVCpMFLK97heq+gggoq+EiwAVjvMhFGmlEUAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzME+lXFigAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+3OsRUAIAjEUOL+O8cJABttJM11/x1qZAGqRBEVcNIqdWj1efDqQbb3HwwwwEfABmQUHSPM9dtDAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,R0lGODlhEAAQAOZ/APrkusOiYvvfqbiXWaV2G+jGhdq1b8GgYf3v1frw3vTUlsWkZNewbcSjY/DQkad4Hb6dXv3u0f3v1ObEgfPTlerJiP3w1v79+e7OkPrfrfnjuNOtZPrpydaxa+/YrvvdpP779ZxvFPvnwKKBQaFyF/369M2vdaqHRPz58/HNh/vowufFhfroxO3OkPrluv779tK0e6JzGProwvrow9m4eOnIifPTlPDPkP78+Naxaf3v0/zowfXRi+bFhLWUVv379/rnwPvszv3rye3LiPvnv+3MjPDasKiIS/789/3x2f747eXDg+7Mifvu0tu7f+/QkfDTnPXWmPrjsvrjtPbPgrqZW+/QlPz48K2EMv36866OUPvowat8Ivvgq/Pbrvzgq/PguvrgrqN0Gda2evfYm9+7d/rpw9q6e/LSku/Rl/XVl/LSlfrkt+zVqe7Wqv3x1/bNffbOf59wFdS6if3u0vrqyP3owPvepfXQivDQkO/PkKh9K7STVf779P///////yH5BAEAAH8ALAAAAAAQABAAAAfNgH+Cg36FfoOIhH4JBxBghYl/hQkNAV0IVT5GkJKLCwtQaSsSdx9aR26Gcwt2IkQaNRI6dBERIzCFDSgWSW8WCDkbBnoOQ3uFARc/JQJfCAZlT0x4ZFyFBxdNQT9ZCBNWKQoKUQ+FEDgcdTIAV14YDmg2CgSFA0hmQC5TLE4VRTdrKJAoxOeFCzZSwsw4U6BCizwUQhQyEaAPiAwCVNCY0FCNnA6GPAwYoETIFgY9loiRA4dToTYnsOxg8CBGHE6ICvEYQ4AKzkidfgoKBAA7" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Data Type"/>
            <span title="NamingSystem.uniqueId.period : Identifies the period of time over which this identifier is considered appropriate to refer to the naming system. Outside of this window, the identifier might be non-deterministic.">period</span>
            <a name="NamingSystem.uniqueId.period"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy"/>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="datatypes.html#Period">Period</a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">When is identifier valid?</td> </tr>
        <tr style="border: 0px padding:0px vertical-align: top background-color: white">
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px white-space: nowrap background-image: url(data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAyAAAAACCAYAAACg/LjIAAAAI0lEQVR42u3QIQEAAAACIL/6/4MvTAQOkLYBAAB4kAAAANwMad9AqkRjgNAAAAAASUVORK5CYII=)" class="hierarchy">
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAAWCAYAAAABxvaqAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzIs1vtcMQAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAE0lEQVQI12P4//8/AxMDAwNdCABMPwMo2ctnoQAAAABJRU5ErkJggg==" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAWCAYAAADJqhx8AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3wYeFzME+lXFigAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAANklEQVQ4y+3OsRUAIAjEUOL+O8cJABttJM11/x1qZAGqRBEVcNIqdWj1efDqQbb3HwwwwEfABmQUHSPM9dtDAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: inherit"/>
            <img src="data: image/pngbase64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAAadEVYdFNvZnR3YXJlAFBhaW50Lk5FVCB2My41LjEwMPRyoQAAAFxJREFUOE/NjEEOACEIA/0o/38GGw+agoXYeNnDJDCUDnd/gkoFKhWozJiZI3gLwY6rAgxhsPKTPUzycTl8lAryMyMsVQG6TFi6cHULyz8KOjC7OIQKlQpU3uPjAwhX2CCcGsgOAAAAAElFTkSuQmCC" class="hierarchy" alt="." style="background-color: white background-color: inherit" title="Reference to another Resource"/>
            <span title="NamingSystem.replacedBy : For naming systems that are retired, indicates the naming system that should be used in their place (if any).">replacedBy</span>
            <a name="NamingSystem.replacedBy"> </a> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <span title="This element has or is affected by some invariants">I</span> </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">0..1</td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">
            <a href="references.html">Reference</a>(
            <a href="namingsystem.html">NamingSystem</a>) </td>
          <td style="vertical-align: top text-align : left background-color: white padding:0px 4px 0px 4px" class="hierarchy">Use this instead</td> </tr>
        <tr>
          <td colspan="5" class="hierarchy">
            <br/>
            <a title="Legend for this format" href="formats.html#table">
              <img alt="doco" style="background-color: inherit"/>Documentation for this format </a> </td> </tr> </table> </div>
  </text>
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="1"/>
  </extension>
  <url value="http://hl7.org/fhir/StructureDefinition/NamingSystem"/>
  <name value="NamingSystem"/>
  <status value="draft"/>
  <publisher value="Health Level Seven International (FHIR Infrastructure)"/>
  <contact>
    <telecom>
      <system value="other"/>
      <value value="http://hl7.org/fhir"/>
    </telecom>
  </contact>
  <contact>
    <telecom>
      <system value="other"/>
      <value value="http://www.hl7.org/Special/committees/fiwg/index.cfm"/>
    </telecom>
  </contact>
  <date value="2015-10-24T07:41:03+11:00"/>
  <description value="Base StructureDefinition for NamingSystem Resource"/>
  <fhirVersion value="1.0.2"/>
  <mapping>
    <identity value="v2"/>
    <uri value="http://hl7.org/v2"/>
    <name value="HL7 v2"/>
  </mapping>
  <mapping>
    <identity value="rim"/>
    <uri value="http://hl7.org/v3"/>
    <name value="RIM"/>
  </mapping>
  <mapping>
    <identity value="w5"/>
    <uri value="http://hl7.org/fhir/w5"/>
    <name value="W5 Mapping"/>
  </mapping>
  <kind value="resource"/>
  <abstract value="false"/>
  <base value="http://hl7.org/fhir/StructureDefinition/DomainResource"/>
  <snapshot>
    <element>
      <path value="NamingSystem"/>
      <short value="System of unique identification"/>
      <definition value="A curated namespace that issues unique symbols within that namespace for the identification of concepts, people, devices, etc. Represents a &quot;System&quot; used within the Identifier and Coding data types."/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="DomainResource"/>
      </type>
      <constraint>
        <key value="nsd-2"/>
        <severity value="error"/>
        <human value="Can&apos;t have more than one preferred identifier for a type"/>
        <xpath value="not(exists(for $type in distinct-values(f:uniqueId/f:type/@value) return if (count(f:uniqueId[f:type/@value=$type and f:preferred/@value=true()])&gt;1) then $type else ()))"/>
      </constraint>
      <constraint>
        <key value="nsd-3"/>
        <severity value="error"/>
        <human value="Can only have replacedBy if naming system is retired"/>
        <xpath value="not(f:replacedBy) or f:status/@value=&apos;retired&apos;"/>
      </constraint>
      <constraint>
        <key value="nsd-1"/>
        <severity value="error"/>
        <human value="Root systems cannot have uuid or sid identifiers"/>
        <xpath value="not(f:kind/@value=&apos;root&apos; and f:uniqueId/f:type/@value=(&apos;uuid&apos;, &apos;ruid&apos;))"/>
      </constraint>
      <mapping>
        <identity value="v2"/>
        <map value="N/A"/>
      </mapping>
      <mapping>
        <identity value="rim"/>
        <map value="N/A"/>
      </mapping>
      <mapping>
        <identity value="w5"/>
        <map value="conformance.terminology"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.id"/>
      <short value="Logical id of this artifact"/>
      <definition value="The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes."/>
      <comments value="The only time that a resource does not have an id is when it is being submitted to the server using a create operation. Bundles always have an id, though it is usually a generated UUID."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="id"/>
      </type>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.meta"/>
      <short value="Metadata about the resource"/>
      <definition value="The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content may not always be associated with version changes to the resource."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="Meta"/>
      </type>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.implicitRules"/>
      <short value="A set of rules under which this content was created"/>
      <definition value="A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content."/>
      <comments value="Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element as much as possible."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="uri"/>
      </type>
      <isModifier value="true"/>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.language"/>
      <short value="Language of the resource content"/>
      <definition value="The base language in which the resource is written."/>
      <comments value="Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute)."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="code"/>
      </type>
      <binding>
        <strength value="required"/>
        <description value="A human language."/>
        <valueSetUri value="http://tools.ietf.org/html/bcp47"/>
      </binding>
    </element>
    <element>
      <path value="NamingSystem.text"/>
      <short value="Text summary of the resource, for human interpretation"/>
      <definition value="A human-readable narrative that contains a summary of the resource, and may be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it &quot;clinically safe&quot; for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety."/>
      <comments value="Contained resources do not have narrative. Resources that are not contained SHOULD have a narrative."/>
      <alias value="narrative"/>
      <alias value="html"/>
      <alias value="xhtml"/>
      <alias value="display"/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="Narrative"/>
      </type>
      <condition value="dom-1"/>
      <mapping>
        <identity value="rim"/>
        <map value="Act.text?"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.contained"/>
      <short value="Contained, inline Resources"/>
      <definition value="These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, and nor can they have their own independent transaction scope."/>
      <comments value="This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again."/>
      <alias value="inline resources"/>
      <alias value="anonymous resources"/>
      <alias value="contained resources"/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="Resource"/>
      </type>
      <mapping>
        <identity value="rim"/>
        <map value="N/A"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.extension"/>
      <short value="Additional Content defined by implementations"/>
      <definition value="May be used to represent additional information that is not part of the basic definition of the resource. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension."/>
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
      <alias value="extensions"/>
      <alias value="user content"/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="Extension"/>
      </type>
      <mapping>
        <identity value="rim"/>
        <map value="N/A"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.modifierExtension"/>
      <short value="Extensions that cannot be ignored"/>
      <definition value="May be used to represent additional information that is not part of the basic definition of the resource, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions."/>
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
      <alias value="extensions"/>
      <alias value="user content"/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="Extension"/>
      </type>
      <isModifier value="true"/>
      <mapping>
        <identity value="rim"/>
        <map value="N/A"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.name"/>
      <short value="Human-readable label"/>
      <definition value="The descriptive name of this particular identifier type or code system."/>
      <comments value="The&quot;symbolic name&quot; for an OID would be captured as an extension."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.status"/>
      <short value="draft | active | retired"/>
      <definition value="Indicates whether the naming system is &quot;ready for use&quot; or not."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="code"/>
      </type>
      <isModifier value="true"/>
      <binding>
        <strength value="required"/>
        <description value="The lifecycle status of a Value Set or Concept Map."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/conformance-resource-status"/>
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="w5"/>
        <map value="status"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.kind"/>
      <short value="codesystem | identifier | root"/>
      <definition value="Indicates the purpose for the naming system - what kinds of things does it make unique?"/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="code"/>
      </type>
      <binding>
        <strength value="required"/>
        <description value="Identifies the purpose of the naming system."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/namingsystem-type"/>
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="w5"/>
        <map value="class"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.publisher"/>
      <short value="Name of the publisher (Organization or individual)"/>
      <definition value="The name of the individual or organization that published the naming system."/>
      <comments value="Usually an organization, but may be an individual. This item SHOULD be populated unless the information is available from context."/>
      <requirements value="Helps establish the &quot;authority/credibility&quot; of the naming system. May also allow for contact."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
      <isSummary value="true"/>
      <mapping>
        <identity value="w5"/>
        <map value="who.witness"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.contact"/>
      <short value="Contact details of the publisher"/>
      <definition value="Contacts to assist a user in finding and communicating with the publisher."/>
      <comments value="May be a web site, an email address, a telephone number (tel:), etc."/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="BackboneElement"/>
      </type>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.contact.id"/>
      <representation value="xmlAttr"/>
      <short value="xml:id (or equivalent in JSON)"/>
      <definition value="unique id for the element within a resource (for internal references)."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="id"/>
      </type>
      <mapping>
        <identity value="rim"/>
        <map value="n/a"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.contact.extension"/>
      <short value="Additional Content defined by implementations"/>
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension."/>
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
      <alias value="extensions"/>
      <alias value="user content"/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="Extension"/>
      </type>
      <mapping>
        <identity value="rim"/>
        <map value="n/a"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.contact.modifierExtension"/>
      <short value="Extensions that cannot be ignored"/>
      <definition value="May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions."/>
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
      <alias value="extensions"/>
      <alias value="user content"/>
      <alias value="modifiers"/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="Extension"/>
      </type>
      <isModifier value="true"/>
      <mapping>
        <identity value="rim"/>
        <map value="N/A"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.contact.name"/>
      <short value="Name of a individual to contact"/>
      <definition value="The name of an individual to contact regarding the naming system."/>
      <comments value="If there is no named individual, the telecom is for the organization as a whole."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.contact.telecom"/>
      <short value="Contact details for individual or publisher"/>
      <definition value="Contact details for individual (if a name was provided) or the publisher."/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="ContactPoint"/>
      </type>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.responsible"/>
      <short value="Who maintains system namespace?"/>
      <definition value="The name of the organization that is responsible for issuing identifiers or codes for this namespace and ensuring their non-collision."/>
      <comments value="This is the primary organization. Responsibility for some aspects of a namespace may be delegated."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
      <mapping>
        <identity value="w5"/>
        <map value="who.witness"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.date"/>
      <short value="Publication Date(/time)"/>
      <definition value="The date (and optionally time) when the system was registered or published. The date must change when the business version changes, if it does, and it must change if the status code changes. In addition, it should change when the substantive content of the registration changes."/>
      <comments value="Additional specific dates may be added as extensions."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="dateTime"/>
      </type>
      <isSummary value="true"/>
      <mapping>
        <identity value="w5"/>
        <map value="when.recorded"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.type"/>
      <short value="e.g. driver, provider, patient, bank etc."/>
      <definition value="Categorizes a naming system for easier search by grouping related naming systems."/>
      <comments value="This will most commonly be used for identifier namespaces, but categories could potentially be useful for code systems and authorities as well."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="CodeableConcept"/>
      </type>
      <binding>
        <strength value="extensible"/>
        <description value="A coded type for an identifier that can be used to determine which identifier to use for a specific purpose."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/identifier-type"/>
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="NamingSystem.description"/>
      <short value="What does naming system identify?"/>
      <definition value="Details about what the namespace identifies including scope, granularity, version labeling, etc."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.useContext"/>
      <short value="Content intends to support these contexts"/>
      <definition value="The content was developed with a focus and intent of supporting the contexts that are listed. These terms may be used to assist with indexing and searching of naming systems."/>
      <requirements value="Assist in searching for appropriate content."/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="CodeableConcept"/>
      </type>
      <isSummary value="true"/>
      <binding>
        <strength value="extensible"/>
        <description value="Indicates the countries, regions, disciplines and other aspects of use within which this artifact is targeted for use."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/use-context"/>
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="NamingSystem.usage"/>
      <short value="How/where is it used"/>
      <definition value="Provides guidance on the use of the namespace, including the handling of formatting characters, use of upper vs. lower case, etc."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.uniqueId"/>
      <short value="Unique identifiers used for system"/>
      <definition value="Indicates how the system may be identified when referenced in electronic exchange."/>
      <comments value="Multiple identifiers may exist, either due to duplicate registration, regional rules, needs of different communication technologies, etc."/>
      <min value="1"/>
      <max value="*"/>
      <type>
        <code value="BackboneElement"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.id"/>
      <representation value="xmlAttr"/>
      <short value="xml:id (or equivalent in JSON)"/>
      <definition value="unique id for the element within a resource (for internal references)."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="id"/>
      </type>
      <mapping>
        <identity value="rim"/>
        <map value="n/a"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.extension"/>
      <short value="Additional Content defined by implementations"/>
      <definition value="May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension."/>
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
      <alias value="extensions"/>
      <alias value="user content"/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="Extension"/>
      </type>
      <mapping>
        <identity value="rim"/>
        <map value="n/a"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.modifierExtension"/>
      <short value="Extensions that cannot be ignored"/>
      <definition value="May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions."/>
      <comments value="There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
      <alias value="extensions"/>
      <alias value="user content"/>
      <alias value="modifiers"/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="Extension"/>
      </type>
      <isModifier value="true"/>
      <mapping>
        <identity value="rim"/>
        <map value="N/A"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.type"/>
      <short value="oid | uuid | uri | other"/>
      <definition value="Identifies the unique identifier scheme used for this particular identifier."/>
      <comments value="Different identifier types may be used in different types of communications (OIDs for v3, URIs for FHIR, etc.). Other includes RUIDs from v3, standard v2 code name strings, etc."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="code"/>
      </type>
      <binding>
        <strength value="required"/>
        <description value="Identifies the style of unique identifier used to identify a namespace."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/namingsystem-identifier-type"/>
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.value"/>
      <short value="The unique identifier"/>
      <definition value="The string that should be sent over the wire to identify the code system or identifier system."/>
      <comments value="If the value is a URI intended for use as FHIR system identifier, the URI should not contain &quot;\&quot; or &quot;?&quot; or &quot;,&quot; since this makes escaping very difficult."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
      <mapping>
        <identity value="w5"/>
        <map value="id"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.preferred"/>
      <short value="Is this the id that should be used for this type"/>
      <definition value="Indicates whether this identifier is the &quot;preferred&quot; identifier of this type."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="boolean"/>
      </type>
      <meaningWhenMissing value="If there are multiple ids, and one is labelled &quot;preferred&quot;, then the assumption is that the others are not preferred. In the absence of any id marked as preferred, no inference can be drawn"/>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.period"/>
      <short value="When is identifier valid?"/>
      <definition value="Identifies the period of time over which this identifier is considered appropriate to refer to the naming system. Outside of this window, the identifier might be non-deterministic."/>
      <comments value="Within a registry, a given identifier should only be &quot;active&quot; for a single namespace at a time. (Ideally, an identifier should only ever be associated with a single namespace across all time)."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="Period"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.replacedBy"/>
      <short value="Use this instead"/>
      <definition value="For naming systems that are retired, indicates the naming system that should be used in their place (if any)."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="Reference"/>
        <profile value="http://hl7.org/fhir/StructureDefinition/NamingSystem"/>
      </type>
      <condition value="nsd-3"/>
    </element>
  </snapshot>
  <differential>
    <element>
      <path value="NamingSystem"/>
      <short value="System of unique identification"/>
      <definition value="A curated namespace that issues unique symbols within that namespace for the identification of concepts, people, devices, etc. Represents a &quot;System&quot; used within the Identifier and Coding data types."/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="DomainResource"/>
      </type>
      <constraint>
        <key value="nsd-2"/>
        <severity value="error"/>
        <human value="Can&apos;t have more than one preferred identifier for a type"/>
        <xpath value="not(exists(for $type in distinct-values(f:uniqueId/f:type/@value) return if (count(f:uniqueId[f:type/@value=$type and f:preferred/@value=true()])&gt;1) then $type else ()))"/>
      </constraint>
      <constraint>
        <key value="nsd-3"/>
        <severity value="error"/>
        <human value="Can only have replacedBy if naming system is retired"/>
        <xpath value="not(f:replacedBy) or f:status/@value=&apos;retired&apos;"/>
      </constraint>
      <constraint>
        <key value="nsd-1"/>
        <severity value="error"/>
        <human value="Root systems cannot have uuid or sid identifiers"/>
        <xpath value="not(f:kind/@value=&apos;root&apos; and f:uniqueId/f:type/@value=(&apos;uuid&apos;, &apos;ruid&apos;))"/>
      </constraint>
      <mapping>
        <identity value="v2"/>
        <map value="N/A"/>
      </mapping>
      <mapping>
        <identity value="rim"/>
        <map value="N/A"/>
      </mapping>
      <mapping>
        <identity value="w5"/>
        <map value="conformance.terminology"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.name"/>
      <short value="Human-readable label"/>
      <definition value="The descriptive name of this particular identifier type or code system."/>
      <comments value="The&quot;symbolic name&quot; for an OID would be captured as an extension."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.status"/>
      <short value="draft | active | retired"/>
      <definition value="Indicates whether the naming system is &quot;ready for use&quot; or not."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="code"/>
      </type>
      <isModifier value="true"/>
      <binding>
        <strength value="required"/>
        <description value="The lifecycle status of a Value Set or Concept Map."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/conformance-resource-status"/>
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="w5"/>
        <map value="status"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.kind"/>
      <short value="codesystem | identifier | root"/>
      <definition value="Indicates the purpose for the naming system - what kinds of things does it make unique?"/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="code"/>
      </type>
      <binding>
        <strength value="required"/>
        <description value="Identifies the purpose of the naming system."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/namingsystem-type"/>
        </valueSetReference>
      </binding>
      <mapping>
        <identity value="w5"/>
        <map value="class"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.publisher"/>
      <short value="Name of the publisher (Organization or individual)"/>
      <definition value="The name of the individual or organization that published the naming system."/>
      <comments value="Usually an organization, but may be an individual. This item SHOULD be populated unless the information is available from context."/>
      <requirements value="Helps establish the &quot;authority/credibility&quot; of the naming system. May also allow for contact."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
      <isSummary value="true"/>
      <mapping>
        <identity value="w5"/>
        <map value="who.witness"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.contact"/>
      <short value="Contact details of the publisher"/>
      <definition value="Contacts to assist a user in finding and communicating with the publisher."/>
      <comments value="May be a web site, an email address, a telephone number (tel:), etc."/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="BackboneElement"/>
      </type>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.contact.name"/>
      <short value="Name of a individual to contact"/>
      <definition value="The name of an individual to contact regarding the naming system."/>
      <comments value="If there is no named individual, the telecom is for the organization as a whole."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.contact.telecom"/>
      <short value="Contact details for individual or publisher"/>
      <definition value="Contact details for individual (if a name was provided) or the publisher."/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="ContactPoint"/>
      </type>
      <isSummary value="true"/>
    </element>
    <element>
      <path value="NamingSystem.responsible"/>
      <short value="Who maintains system namespace?"/>
      <definition value="The name of the organization that is responsible for issuing identifiers or codes for this namespace and ensuring their non-collision."/>
      <comments value="This is the primary organization. Responsibility for some aspects of a namespace may be delegated."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
      <mapping>
        <identity value="w5"/>
        <map value="who.witness"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.date"/>
      <short value="Publication Date(/time)"/>
      <definition value="The date (and optionally time) when the system was registered or published. The date must change when the business version changes, if it does, and it must change if the status code changes. In addition, it should change when the substantive content of the registration changes."/>
      <comments value="Additional specific dates may be added as extensions."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="dateTime"/>
      </type>
      <isSummary value="true"/>
      <mapping>
        <identity value="w5"/>
        <map value="when.recorded"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.type"/>
      <short value="e.g. driver, provider, patient, bank etc."/>
      <definition value="Categorizes a naming system for easier search by grouping related naming systems."/>
      <comments value="This will most commonly be used for identifier namespaces, but categories could potentially be useful for code systems and authorities as well."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="CodeableConcept"/>
      </type>
      <binding>
        <strength value="extensible"/>
        <description value="A coded type for an identifier that can be used to determine which identifier to use for a specific purpose."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/identifier-type"/>
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="NamingSystem.description"/>
      <short value="What does naming system identify?"/>
      <definition value="Details about what the namespace identifies including scope, granularity, version labeling, etc."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.useContext"/>
      <short value="Content intends to support these contexts"/>
      <definition value="The content was developed with a focus and intent of supporting the contexts that are listed. These terms may be used to assist with indexing and searching of naming systems."/>
      <requirements value="Assist in searching for appropriate content."/>
      <min value="0"/>
      <max value="*"/>
      <type>
        <code value="CodeableConcept"/>
      </type>
      <isSummary value="true"/>
      <binding>
        <strength value="extensible"/>
        <description value="Indicates the countries, regions, disciplines and other aspects of use within which this artifact is targeted for use."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/use-context"/>
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="NamingSystem.usage"/>
      <short value="How/where is it used"/>
      <definition value="Provides guidance on the use of the namespace, including the handling of formatting characters, use of upper vs. lower case, etc."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.uniqueId"/>
      <short value="Unique identifiers used for system"/>
      <definition value="Indicates how the system may be identified when referenced in electronic exchange."/>
      <comments value="Multiple identifiers may exist, either due to duplicate registration, regional rules, needs of different communication technologies, etc."/>
      <min value="1"/>
      <max value="*"/>
      <type>
        <code value="BackboneElement"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.type"/>
      <short value="oid | uuid | uri | other"/>
      <definition value="Identifies the unique identifier scheme used for this particular identifier."/>
      <comments value="Different identifier types may be used in different types of communications (OIDs for v3, URIs for FHIR, etc.). Other includes RUIDs from v3, standard v2 code name strings, etc."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="code"/>
      </type>
      <binding>
        <strength value="required"/>
        <description value="Identifies the style of unique identifier used to identify a namespace."/>
        <valueSetReference>
          <reference value="http://hl7.org/fhir/ValueSet/namingsystem-identifier-type"/>
        </valueSetReference>
      </binding>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.value"/>
      <short value="The unique identifier"/>
      <definition value="The string that should be sent over the wire to identify the code system or identifier system."/>
      <comments value="If the value is a URI intended for use as FHIR system identifier, the URI should not contain &quot;\&quot; or &quot;?&quot; or &quot;,&quot; since this makes escaping very difficult."/>
      <min value="1"/>
      <max value="1"/>
      <type>
        <code value="string"/>
      </type>
      <mapping>
        <identity value="w5"/>
        <map value="id"/>
      </mapping>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.preferred"/>
      <short value="Is this the id that should be used for this type"/>
      <definition value="Indicates whether this identifier is the &quot;preferred&quot; identifier of this type."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="boolean"/>
      </type>
      <meaningWhenMissing value="If there are multiple ids, and one is labelled &quot;preferred&quot;, then the assumption is that the others are not preferred. In the absence of any id marked as preferred, no inference can be drawn"/>
    </element>
    <element>
      <path value="NamingSystem.uniqueId.period"/>
      <short value="When is identifier valid?"/>
      <definition value="Identifies the period of time over which this identifier is considered appropriate to refer to the naming system. Outside of this window, the identifier might be non-deterministic."/>
      <comments value="Within a registry, a given identifier should only be &quot;active&quot; for a single namespace at a time. (Ideally, an identifier should only ever be associated with a single namespace across all time)."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="Period"/>
      </type>
    </element>
    <element>
      <path value="NamingSystem.replacedBy"/>
      <short value="Use this instead"/>
      <definition value="For naming systems that are retired, indicates the naming system that should be used in their place (if any)."/>
      <min value="0"/>
      <max value="1"/>
      <type>
        <code value="Reference"/>
        <profile value="http://hl7.org/fhir/StructureDefinition/NamingSystem"/>
      </type>
      <condition value="nsd-3"/>
    </element>
  </differential>
</StructureDefinition>