<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="pop-alcohol-consumption" />
  <url value="https://simplifier.net/pop/StructureDefinition/pop-alcohol-consumption" />
  <version value="0.01" />
  <name value="AlcoholConsumption" />
  <title value="Alcohol Consumption" />
  <status value="draft" />
  <date value="2023-09-21T13:26:41.2566819+00:00" />
  <publisher value="Precision Oncology Project (USZ)" />
  <description value="Systematic tracking and assessment of an individual's or population's intake of alcoholic beverages, typically for health, safety, or research purposes." />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" />
  <derivation value="constraint" />
  <differential>
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      <path value="Observation.category" />
      <patternCodeableConcept>
        <coding>
          <system value="http://terminology.hl7.org/CodeSystem/observation-category" />
          <code value="social-history" />
        </coding>
      </patternCodeableConcept>
    </element>
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      <path value="Observation.code" />
      <patternCodeableConcept>
        <coding>
          <system value="http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl" />
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          <code value="C16273" />
        </coding>
      </patternCodeableConcept>
    </element>
    <element id="Observation.subject">
      <path value="Observation.subject" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/us/mcode/StructureDefinition/mcode-cancer-patient" />
      </type>
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    <element id="Observation.value[x]">
      <path value="Observation.value[x]" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="preferred" />
        <valueSet value="http://loinc.org/vs/LL2179-1" />
      </binding>
    </element>
    <element id="Observation.bodySite">
      <path value="Observation.bodySite" />
      <max value="0" />
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    <element id="Observation.method">
      <path value="Observation.method" />
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  </differential>
</StructureDefinition>