<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ResearchSubject" />
  <url value="https://fhir.centraxx.de/StructureDefinition/StudyMember" />
  <version value="2025.4.0" />
  <name value="StudyMember" />
  <status value="active" />
  <publisher value="Kairos an IQVIA business" />
  <description value="Represents a CentraXX StudyMember (CMTS)." />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="ResearchSubject" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/ResearchSubject" />
  <derivation value="constraint" />
  <differential>
    <element id="ResearchSubject.meta">
      <path value="ResearchSubject.meta" />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.meta.profile">
      <path value="ResearchSubject.meta.profile" />
      <min value="1" />
      <max value="1" />
      <fixedCanonical value="https://fhir.centraxx.de/StructureDefinition/StudyMember" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.meta.tag">
      <path value="ResearchSubject.meta.tag" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.meta.tag.system">
      <path value="ResearchSubject.meta.tag.system" />
      <min value="1" />
      <max value="1" />
      <fixedString value="https://fhir.centraxx.de/system/cxxEntity" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.meta.tag.code">
      <path value="ResearchSubject.meta.tag.code" />
      <min value="1" />
      <max value="1" />
      <fixedString value="StudyMember" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.extension">
      <path value="ResearchSubject.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.extension:updateWithOverwrite">
      <path value="ResearchSubject.extension" />
      <sliceName value="updateWithOverwrite" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://fhir.centraxx.de/extension/updateWithOverwrite" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.extension:studyCenter">
      <path value="ResearchSubject.extension" />
      <sliceName value="studyCenter" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="https://fhir.centraxx.de/extension/studyMember/studyCenter" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.identifier">
      <path value="ResearchSubject.identifier" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="system" />
        </discriminator>
        <rules value="closed" />
      </slicing>
      <min value="0" />
      <max value="2" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.identifier:studyMemberId">
      <path value="ResearchSubject.identifier" />
      <sliceName value="studyMemberId" />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.identifier:studyMemberId.system">
      <path value="ResearchSubject.identifier.system" />
      <min value="1" />
      <max value="1" />
      <fixedUri value="urn:centraxx:StudyMemberId" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.identifier:studyMemberId.value">
      <path value="ResearchSubject.identifier.value" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.identifier:internalStudyMemberId">
      <path value="ResearchSubject.identifier" />
      <sliceName value="internalStudyMemberId" />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.identifier:internalStudyMemberId.system">
      <path value="ResearchSubject.identifier.system" />
      <min value="1" />
      <max value="1" />
      <fixedUri value="https://fhir.centraxx.de/system/studyMember/internalStudyMemberId" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.identifier:internalStudyMemberId.value">
      <path value="ResearchSubject.identifier.value" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.status">
      <path value="ResearchSubject.status" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.study">
      <path value="ResearchSubject.study" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.centraxx.de/StructureDefinition/ResearchStudy" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.individual">
      <path value="ResearchSubject.individual" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://fhir.centraxx.de/StructureDefinition/Patient" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ResearchSubject.actualArm">
      <path value="ResearchSubject.actualArm" />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>