<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="UKCore-Observation" />
  <url value="https://cstest.test.not.a.url/StructureDefinition/cstest-Observation" />
  <version value="0.0.6" />
  <name value="cstestObservation" />
  <title value="Data Standards Wales Observation" />
  <status value="draft" />
  <experimental value="true" />
  <date value="2023-10-11" />
  <publisher value="NHS Wales" />
  <copyright value="2023 NHS Wales." />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation.identifier">
      <path value="Observation.identifier" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.basedOn">
      <path value="Observation.basedOn" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/CarePlan" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/DeviceRequest" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/ImmunizationRecommendation" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/MedicationRequest" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/NutritionOrder" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-ServiceRequest" />
      </type>
    </element>
    <element id="Observation.partOf">
      <path value="Observation.partOf" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/MedicationAdministration" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/MedicationDispense" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/MedicationStatement" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Procedure" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Immunization" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-ImagingStudy" />
      </type>
    </element>
    <element id="Observation.status">
      <path value="Observation.status" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.category">
      <path value="Observation.category" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.code">
      <path value="Observation.code" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.subject">
      <path value="Observation.subject" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Group" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Device" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Patient" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Location" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.encounter">
      <path value="Observation.encounter" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Encounter" />
      </type>
    </element>
    <element id="Observation.effective[x]">
      <path value="Observation.effective[x]" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.performer">
      <path value="Observation.performer" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/CareTeam" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-RelatedPerson" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Organization" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Patient" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Practitioner" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-PractitionerRole" />
      </type>
    </element>
    <element id="Observation.interpretation">
      <path value="Observation.interpretation" />
      <mustSupport value="true" />
    </element>
    <element id="Observation.specimen">
      <path value="Observation.specimen" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Specimen" />
      </type>
      <mustSupport value="false" />
    </element>
    <element id="Observation.hasMember">
      <path value="Observation.hasMember" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Observation.derivedFrom">
      <path value="Observation.derivedFrom" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/DocumentReference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Media" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/MolecularSequence" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-ImagingStudy" />
      </type>
    </element>
  </differential>
</StructureDefinition>