<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ckd-specimen" />
  <url value="http://example.org/StructureDefinition/ckd-specimen" />
  <version value="1.0.0" />
  <name value="CKDSpecimen" />
  <title value="CKD Specimen Profile" />
  <description value="Specimen profile for TZCH CKD project (FHIR R5)." />
  <fhirVersion value="5.0.0" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Specimen" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Specimen" />
  <derivation value="constraint" />
  <differential>
    <element id="Specimen.id">
      <path value="Specimen.id" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.accessionIdentifier">
      <path value="Specimen.accessionIdentifier" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.status">
      <path value="Specimen.status" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.type">
      <path value="Specimen.type" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.subject">
      <path value="Specimen.subject" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.receivedTime">
      <path value="Specimen.receivedTime" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.role">
      <path value="Specimen.role" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.collection">
      <path value="Specimen.collection" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.processing">
      <path value="Specimen.processing" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.container">
      <path value="Specimen.container" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.condition">
      <path value="Specimen.condition" />
      <mustSupport value="true" />
    </element>
    <element id="Specimen.note">
      <path value="Specimen.note" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>