<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ckd-service-request" />
  <url value="http://example.org/StructureDefinition/ckd-service-request" />
  <version value="1.0.0" />
  <name value="CKDServiceRequest" />
  <title value="CKD ServiceRequest Profile" />
  <description value="ServiceRequest profile for TZCH CKD project (FHIR R5)." />
  <fhirVersion value="5.0.0" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="ServiceRequest" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/ServiceRequest" />
  <derivation value="constraint" />
  <snapshot />
  <differential>
    <element id="ServiceRequest.id">
      <path value="ServiceRequest.id" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.status">
      <path value="ServiceRequest.status" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.intent">
      <path value="ServiceRequest.intent" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.code">
      <path value="ServiceRequest.code" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.subject">
      <path value="ServiceRequest.subject" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>