<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="816f168b-716b-4d16-b5c1-a554facfedd1" />
  <url value="https://fhir.nhs.uk/StructureDefinition/NHSEngland-Observation" />
  <name value="NHSEnglandObservation" />
  <status value="draft" />
  <date value="2022-09-16T15:52:00.8705158+00:00" />
  <description value="This profile is designed around NHS England requirements for genetic testing observation data capture" />
  <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" />
      <max value="1" />
    </element>
    <element id="Observation.basedOn">
      <path value="Observation.basedOn" />
      <max value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/ServiceRequest" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-ServiceRequest" />
      </type>
    </element>
    <element id="Observation.partOf">
      <path value="Observation.partOf" />
      <max value="0" />
    </element>
    <element id="Observation.subject">
      <path value="Observation.subject" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.nhs.uk/StructureDefinition/NHSEngland-Patient" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Patient" />
      </type>
    </element>
    <element id="Observation.performer">
      <path value="Observation.performer" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Organization" />
        <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.device">
      <path value="Observation.device" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Device" />
      </type>
    </element>
    <element id="Observation.hasMember">
      <path value="Observation.hasMember" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation" />
      </type>
    </element>
    <element id="Observation.derivedFrom">
      <path value="Observation.derivedFrom" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation" />
      </type>
    </element>
  </differential>
</StructureDefinition>