<ValueSet xmlns="http://hl7.org/fhir">
  <id value="YesNoNullFlavor" />
  <language value="de-DE" />
  <url value="https://emiga.rki.de/fhir/ValueSet/YesNoNullFlavor" />
  <version value="1.0.0" />
  <name value="YesNoNullFlavor" />
  <title value="Ja, Nein, Nicht ermittelbar, Nicht erhoben Antworten" />
  <status value="active" />
  <experimental value="false" />
  <date value="2025-02-03" />
  <publisher value="Robert Koch-Institut" />
  <contact>
    <name value="Robert Koch-Institut" />
    <telecom>
      <system value="url" />
      <value value="https://rki.de" />
    </telecom>
  </contact>
  <description value="Werteliste mit Ja, Nein, nicht ermittelbar und nicht erhoben." />
  <compose>
    <include>
      <system value="http://snomed.info/sct" />
      <concept>
        <code value="373066001" />
        <display value="Yes" />
      </concept>
      <concept>
        <code value="373067005" />
        <display value="No" />
      </concept>
    </include>
    <include>
      <system value="http://terminology.hl7.org/ValueSet/v3-NullFlavor" />
      <concept>
        <code value="ASKU" />
        <display value="asked but unknown" />
        <designation>
          <language value="de-DE" />
          <use>
            <system value="http://terminology.hl7.org/CodeSystem/designation-usage" />
            <code value="display" />
          </use>
          <value value="nicht ermittelbar" />
        </designation>
      </concept>
      <concept>
        <code value="NASK" />
        <display value="not asked" />
        <designation>
          <language value="de-DE" />
          <use>
            <system value="http://terminology.hl7.org/CodeSystem/designation-usage" />
            <code value="display" />
          </use>
          <value value="nicht erhoben" />
        </designation>
      </concept>
    </include>
  </compose>
</ValueSet>