<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="OH-EHR-copied-participants-EXT" />
  <url value="http://ontariohealth.ca/StructureDefinition/oh-ehr-copied-participants-EXT" />
  <name value="CopiedParticipants" />
  <status value="active" />
  <description value="Extension used to CC updates to the ServiceRequest" />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="http://ontariohealth.ca/fhir/StructureDefinition/ca-on-profile-ServiceRequest#ServiceRequest" />
  </context>
  <context>
    <type value="element" />
    <expression value="Composition" />
  </context>
  <context>
    <type value="element" />
    <expression value="DiagnosticReport" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <definition value="Extension used to CC updates to the ServiceRequest" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="http://ontariohealth.ca/StructureDefinition/oh-ehr-copied-participants-EXT" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-practitioner" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-practitionerRole" />
      </type>
    </element>
    <element id="Extension.value[x].reference">
      <path value="Extension.value[x].reference" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.value[x].identifier">
      <path value="Extension.value[x].identifier" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.value[x].identifier.system">
      <path value="Extension.value[x].identifier.system" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.value[x].identifier.value">
      <path value="Extension.value[x].identifier.value" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>