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<NamingSystem xmlns="http://hl7.org/fhir">
  <id value="GTR"/>
  <text>
    <status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><h3>Summary</h3><table class="grid"><tr><td>Defining URL</td><td>http://terminology.hl7.org/NamingSystem/GTR</td></tr><tr><td>Version</td><td>1.0.0</td></tr><tr><td>Name</td><td>GTR</td></tr><tr><td>Title</td><td>Genetic Testing Registry</td></tr><tr><td>Status</td><td>active</td></tr><tr><td>Definition</td><td><div><p>The Genetic Testing Registry (GTR) provides a central location for voluntary submission of genetic test information by providers. The scope includes the test's purpose, methodology, validity, evidence of the test's usefulness, and laboratory contacts and credentials. The overarching goal of the GTR is to advance the public health and research into the genetic basis of health and disease.</p>
<p>Each Test is a specific, orderable test from a particular laboratory, and is assigned a unique GTR accession number. The format is GTR00000001.1, with a leading prefix &quot;GTR&quot; followed by 8 digits, a period, then 1 or more digits representing the version. When a laboratory updates a registered test, a new version number is assigned.</p>
<p>To find all laboratories in GTR and all registered tests, see here https://www.ncbi.nlm.nih.gov/gtr/all/tests/?term=all%5Bsb%5D</p>
</div></td></tr><tr><td>Publisher</td><td>National Center for Biotechnology Information, U.S. National Library of Medicine</td></tr></table><h3>Identifiers</h3><table class="grid"><tr><td><b>Type</b></td><td><b>Value</b></td><td><b>Preferred</b></td><td><b>Period</b></td><td><b>Comment</b></td></tr><tr><td>URI</td><td>https://www.ncbi.nlm.nih.gov/gtr/</td><td>true</td><td>2021-01-27 --&gt; (ongoing)</td><td>Official canonical URL going forward.</td></tr></table></div>
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    <valueUri value="http://terminology.hl7.org/NamingSystem/GTR"/>
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  <extension url="http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.version">
    <valueString value="1.0.0"/>
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  <extension url="http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.title">
    <valueString value="Genetic Testing Registry"/>
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  <name value="GTR"/>
  <status value="active"/>
  <kind value="codesystem"/>
  <date value="2022-02-03T00:00:00-00:00"/>
  <publisher value="National Center for Biotechnology Information, U.S. National Library of Medicine"/>
  <contact>
    <name value="National Center for Biotechnology Information, U.S. National Library of Medicine; 8600 Rockville Pike, Bethesda MD, 20894 USA"/>
    <telecom>
      <system value="url"/>
      <value value="https://www.ncbi.nlm.nih.gov/"/>
    </telecom>
  </contact>
  <description value="The Genetic Testing Registry (GTR) provides a central location for voluntary submission of genetic test information by providers. The scope includes the test's purpose, methodology, validity, evidence of the test's usefulness, and laboratory contacts and credentials. The overarching goal of the GTR is to advance the public health and research into the genetic basis of health and disease.&#xD;&#xA;&#xD;&#xA;Each Test is a specific, orderable test from a particular laboratory, and is assigned a unique GTR accession number. The format is GTR00000001.1, with a leading prefix &quot;GTR&quot; followed by 8 digits, a period, then 1 or more digits representing the version. When a laboratory updates a registered test, a new version number is assigned.&#xD;&#xA;&#xD;&#xA;To find all laboratories in GTR and all registered tests, see here https://www.ncbi.nlm.nih.gov/gtr/all/tests/?term=all%5Bsb%5D"/>
  <uniqueId>
    <type value="uri"/>
    <value value="https://www.ncbi.nlm.nih.gov/gtr/"/>
    <preferred value="true"/>
    <comment value="Official canonical URL going forward."/>
    <period>
      <start value="2021-01-27"/>
    </period>
  </uniqueId>
</NamingSystem>