<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ServiceRequest" />
  <url value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-serviceRequest" />
  <version value="1.0.0" />
  <name value="ServiceRequestEHR" />
  <title value="ServiceRequest EHR" />
  <status value="active" />
  <description value="A record of a request for service such as diagnostic investigations, treatments, or operations to be performed." />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="ServiceRequest" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/ServiceRequest" />
  <derivation value="constraint" />
  <differential>
    <element id="ServiceRequest.extension:ReportableTestIndicator">
      <path value="ServiceRequest.extension" />
      <sliceName value="ReportableTestIndicator" />
      <max value="5" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-ext-ReportableTestIndicator" />
      </type>
    </element>
    <element id="ServiceRequest.extension:TestRequestSortKey">
      <path value="ServiceRequest.extension" />
      <sliceName value="TestRequestSortKey" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-sort-key" />
      </type>
    </element>
    <element id="ServiceRequest.extension:TestRequestBlockIndicator">
      <path value="ServiceRequest.extension" />
      <sliceName value="TestRequestBlockIndicator" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-record-block" />
      </type>
    </element>
    <element id="ServiceRequest.extension:TestRequestPlacer">
      <path value="ServiceRequest.extension" />
      <sliceName value="TestRequestPlacer" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-test-request-placer" />
      </type>
    </element>
    <element id="ServiceRequest.extension:PointOfCareTestID">
      <path value="ServiceRequest.extension" />
      <sliceName value="PointOfCareTestID" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-poc-test-id" />
      </type>
    </element>
    <element id="ServiceRequest.extension:PatientPresentLocation">
      <path value="ServiceRequest.extension" />
      <sliceName value="PatientPresentLocation" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://fhir.infoway-inforoute.ca/cacore/StructureDefinition/CA-eReC-Patient-Present-Location-EXT" />
      </type>
    </element>
    <element id="ServiceRequest.extension:CopiedParticipants">
      <path value="ServiceRequest.extension" />
      <sliceName value="CopiedParticipants" />
      <type>
        <code value="Extension" />
        <profile value="http://ontariohealth.ca/StructureDefinition/oh-ehr-copied-participants-EXT" />
      </type>
    </element>
    <element id="ServiceRequest.extension:RoutingOptions">
      <path value="ServiceRequest.extension" />
      <sliceName value="RoutingOptions" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ext-routing-options" />
      </type>
    </element>
    <element id="ServiceRequest.extension:DART">
      <path value="ServiceRequest.extension" />
      <sliceName value="DART" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/DART-ext" />
      </type>
    </element>
    <element id="ServiceRequest.extension:DARC">
      <path value="ServiceRequest.extension" />
      <sliceName value="DARC" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/DARC-EXT" />
      </type>
    </element>
    <element id="ServiceRequest.identifier">
      <path value="ServiceRequest.identifier" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.identifier.type">
      <path value="ServiceRequest.identifier.type" />
      <mustSupport value="true" />
      <binding>
        <strength value="extensible" />
        <valueSet value="http://ontariohealth.ca/fhir/ehr/ValueSet/identifier-type" />
      </binding>
    </element>
    <element id="ServiceRequest.identifier.type.coding">
      <path value="ServiceRequest.identifier.type.coding" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.identifier.type.coding.system">
      <path value="ServiceRequest.identifier.type.coding.system" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.identifier.type.coding.code">
      <path value="ServiceRequest.identifier.type.coding.code" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.identifier.type.coding.display">
      <path value="ServiceRequest.identifier.type.coding.display" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.identifier.system">
      <path value="ServiceRequest.identifier.system" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.identifier.value">
      <path value="ServiceRequest.identifier.value" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.identifier.assigner">
      <path value="ServiceRequest.identifier.assigner" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.identifier.assigner.reference">
      <path value="ServiceRequest.identifier.assigner.reference" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn">
      <path value="ServiceRequest.basedOn" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-serviceRequest" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.reference">
      <path value="ServiceRequest.basedOn.reference" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.identifier">
      <path value="ServiceRequest.basedOn.identifier" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.identifier.type">
      <path value="ServiceRequest.basedOn.identifier.type" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.identifier.type.coding">
      <path value="ServiceRequest.basedOn.identifier.type.coding" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.identifier.type.coding.system">
      <path value="ServiceRequest.basedOn.identifier.type.coding.system" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.identifier.type.coding.code">
      <path value="ServiceRequest.basedOn.identifier.type.coding.code" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.identifier.type.coding.display">
      <path value="ServiceRequest.basedOn.identifier.type.coding.display" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.identifier.system">
      <path value="ServiceRequest.basedOn.identifier.system" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.basedOn.identifier.value">
      <path value="ServiceRequest.basedOn.identifier.value" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces">
      <path value="ServiceRequest.replaces" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-serviceRequest" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces.reference">
      <path value="ServiceRequest.replaces.reference" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces.identifier">
      <path value="ServiceRequest.replaces.identifier" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces.identifier.type">
      <path value="ServiceRequest.replaces.identifier.type" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <valueSet value="http://ontariohealth.ca/fhir/ehr/ValueSet/identifier-type" />
      </binding>
    </element>
    <element id="ServiceRequest.replaces.identifier.type.coding">
      <path value="ServiceRequest.replaces.identifier.type.coding" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces.identifier.type.coding.system">
      <path value="ServiceRequest.replaces.identifier.type.coding.system" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces.identifier.type.coding.code">
      <path value="ServiceRequest.replaces.identifier.type.coding.code" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces.identifier.type.coding.display">
      <path value="ServiceRequest.replaces.identifier.type.coding.display" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces.identifier.system">
      <path value="ServiceRequest.replaces.identifier.system" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.replaces.identifier.value">
      <path value="ServiceRequest.replaces.identifier.value" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requisition">
      <path value="ServiceRequest.requisition" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requisition.type">
      <path value="ServiceRequest.requisition.type" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <valueSet value="http://ontariohealth.ca/fhir/ehr/ValueSet/identifier-type" />
      </binding>
    </element>
    <element id="ServiceRequest.requisition.type.coding">
      <path value="ServiceRequest.requisition.type.coding" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requisition.type.coding.system">
      <path value="ServiceRequest.requisition.type.coding.system" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requisition.type.coding.code">
      <path value="ServiceRequest.requisition.type.coding.code" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requisition.type.coding.display">
      <path value="ServiceRequest.requisition.type.coding.display" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requisition.system">
      <path value="ServiceRequest.requisition.system" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requisition.value">
      <path value="ServiceRequest.requisition.value" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.status">
      <path value="ServiceRequest.status" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.status.extension:LabRequestStatus">
      <path value="ServiceRequest.status.extension" />
      <sliceName value="LabRequestStatus" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-ext-lab-request-status" />
      </type>
    </element>
    <element id="ServiceRequest.intent">
      <path value="ServiceRequest.intent" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.category">
      <path value="ServiceRequest.category" />
      <type>
        <code value="CodeableConcept" />
        <profile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/CodeableConcept-oh-ehr" />
      </type>
      <mustSupport value="true" />
      <binding>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_29.html" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="Transitive closure of CID 29 AcquisitionModality" />
          </extension>
          <extension url="key">
            <valueId value="dicomModality" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://ontariohealth.ca/fhir/ehr/ValueSet/procedure-service-type" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="A code that classifies the service type of an MI procedure. This is used for searching, sorting and display purposes." />
          </extension>
          <extension url="key">
            <valueId value="procedureServiceType" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://ontariohealth.ca/fhir/ehr/ValueSet/procedure-body-part" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="A code that classifies a body part of an MI procedure using SNOMED CT codes. This is used for searching, sorting and display purposes." />
          </extension>
          <extension url="key">
            <valueId value="procedureBodyPart" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://ontariohealth.ca/fhir/ehr/ValueSet/procedure-laterality" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="A code that classifies a laterality of an MI procedure using SNOMED CT codes. This is used for searching, sorting and display purposes." />
          </extension>
          <extension url="key">
            <valueId value="procedureLaterality" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://ontariohealth.ca/fhir/ehr/ValueSet/procedure-contrast-used" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="A code that classifies a use of Contrast for an MI procedure. This is used for searching, sorting and display purposes." />
          </extension>
          <extension url="key">
            <valueId value="procedureContrastUsed" />
          </extension>
        </extension>
        <strength value="example" />
      </binding>
    </element>
    <element id="ServiceRequest.category.coding.display.extension:translation">
      <path value="ServiceRequest.category.coding.display.extension" />
      <sliceName value="translation" />
    </element>
    <element id="ServiceRequest.category.coding.display.extension:translation.extension">
      <path value="ServiceRequest.category.coding.display.extension.extension" />
      <min value="2" />
    </element>
    <element id="ServiceRequest.priority">
      <path value="ServiceRequest.priority" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.code">
      <path value="ServiceRequest.code" />
      <type>
        <code value="CodeableConcept" />
        <profile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/CodeableConcept-oh-ehr" />
      </type>
      <mustSupport value="true" />
      <binding>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://ontariohealth.ca/fhir/ehr/ValueSet/provincial-imaging-procedure-code" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="A SNOMED CT MI procedure code that describes an MI report or order. For PoT, we are only providing some examples from the expansion." />
          </extension>
          <extension url="key">
            <valueId value="procedureTypeSct" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://ontariohealth.ca/fhir/ehr/ValueSet/lab-test-request-code" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="Test request codes supported by eHealth Ontario. These are found on the Test Request Nomenclature tab of the downloadable Excel spreadsheet. Note: REFER TO THE LATEST OLIS NOMENCLATURE FILE https://www.ehealthontario.on.ca/en/olis-nomenclature" />
          </extension>
          <extension url="key">
            <valueId value="labTestRequestCode" />
          </extension>
        </extension>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://ontariohealth.ca/fhir/ehr/ValueSet/local-imaging-procedure-code" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="This value set contains example local procedure codes contributed by sites to DIRs to identify the procedure of the medical imaging order. Each contributing site has their own set of local codes/code systems defined by OIDs.." />
          </extension>
          <extension url="key">
            <valueId value="imagingProcedureCode" />
          </extension>
        </extension>
        <strength value="example" />
      </binding>
    </element>
    <element id="ServiceRequest.code.coding.display.extension:translation">
      <path value="ServiceRequest.code.coding.display.extension" />
      <sliceName value="translation" />
    </element>
    <element id="ServiceRequest.code.coding.display.extension:translation.extension">
      <path value="ServiceRequest.code.coding.display.extension.extension" />
      <min value="2" />
    </element>
    <element id="ServiceRequest.orderDetail">
      <path value="ServiceRequest.orderDetail" />
      <type>
        <code value="CodeableConcept" />
        <profile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/CodeableConcept-oh-ehr" />
      </type>
      <mustSupport value="true" />
      <binding>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://terminology.hl7.org/ValueSet/v2-0065" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="FHIR Value set/code system definition for HL7 v2 table 0065 ( ACTION CODE)" />
          </extension>
          <extension url="key">
            <valueId value="v2ActionCode" />
          </extension>
        </extension>
        <strength value="example" />
      </binding>
    </element>
    <element id="ServiceRequest.orderDetail.coding.display.extension:translation">
      <path value="ServiceRequest.orderDetail.coding.display.extension" />
      <sliceName value="translation" />
    </element>
    <element id="ServiceRequest.orderDetail.coding.display.extension:translation.extension">
      <path value="ServiceRequest.orderDetail.coding.display.extension.extension" />
      <min value="2" />
    </element>
    <element id="ServiceRequest.orderDetail.text">
      <path value="ServiceRequest.orderDetail.text" />
      <min value="1" />
    </element>
    <element id="ServiceRequest.subject">
      <path value="ServiceRequest.subject" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-patient" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.subject.reference">
      <path value="ServiceRequest.subject.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.encounter">
      <path value="ServiceRequest.encounter" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-encounter" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.encounter.reference">
      <path value="ServiceRequest.encounter.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.occurrence[x]">
      <path value="ServiceRequest.occurrence[x]" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.authoredOn">
      <path value="ServiceRequest.authoredOn" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requester">
      <path value="ServiceRequest.requester" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-practitionerRole" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-practitioner" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-organization" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.requester.reference">
      <path value="ServiceRequest.requester.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.performer">
      <path value="ServiceRequest.performer" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-practitionerRole" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-practitioner" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-organization" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.performer.reference">
      <path value="ServiceRequest.performer.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.locationReference">
      <path value="ServiceRequest.locationReference" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-location" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.locationReference.reference">
      <path value="ServiceRequest.locationReference.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.reasonCode">
      <path value="ServiceRequest.reasonCode" />
      <type>
        <code value="CodeableConcept" />
        <profile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/CodeableConcept-oh-ehr" />
      </type>
      <mustSupport value="true" />
      <binding>
        <extension url="http://hl7.org/fhir/tools/StructureDefinition/additional-binding">
          <extension url="purpose">
            <valueCode value="candidate" />
          </extension>
          <extension url="valueSet">
            <valueCanonical value="http://fhir.infoway-inforoute.ca/io/cacore/ValueSet/ICD10CA" />
          </extension>
          <extension url="documentation">
            <valueMarkdown value="This value set contains all concepts represented by ICD-10-CA - the International Classification of Disease developed by the WHO and enhanced by CIHI to meed Canadian morbidity data needs" />
          </extension>
          <extension url="key">
            <valueId value="reasonICD10CA" />
          </extension>
        </extension>
        <strength value="preferred" />
      </binding>
    </element>
    <element id="ServiceRequest.reasonCode.coding.system">
      <path value="ServiceRequest.reasonCode.coding.system" />
      <min value="1" />
    </element>
    <element id="ServiceRequest.reasonCode.coding.display.extension:translation">
      <path value="ServiceRequest.reasonCode.coding.display.extension" />
      <sliceName value="translation" />
    </element>
    <element id="ServiceRequest.reasonCode.coding.display.extension:translation.extension">
      <path value="ServiceRequest.reasonCode.coding.display.extension.extension" />
      <min value="2" />
    </element>
    <element id="ServiceRequest.reasonReference">
      <path value="ServiceRequest.reasonReference" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.reasonReference.reference">
      <path value="ServiceRequest.reasonReference.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.supportingInfo">
      <path value="ServiceRequest.supportingInfo" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.supportingInfo.reference">
      <path value="ServiceRequest.supportingInfo.reference" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.supportingInfo.display">
      <path value="ServiceRequest.supportingInfo.display" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.specimen">
      <path value="ServiceRequest.specimen" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.bodySite">
      <path value="ServiceRequest.bodySite" />
      <type>
        <code value="CodeableConcept" />
        <profile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/CodeableConcept-oh-ehr" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="ServiceRequest.bodySite.coding.display.extension:translation">
      <path value="ServiceRequest.bodySite.coding.display.extension" />
      <sliceName value="translation" />
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    <element id="ServiceRequest.bodySite.coding.display.extension:translation.extension">
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      <min value="2" />
    </element>
    <element id="ServiceRequest.note">
      <path value="ServiceRequest.note" />
      <mustSupport value="true" />
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    <element id="ServiceRequest.note.extension:ext-source-comment">
      <path value="ServiceRequest.note.extension" />
      <sliceName value="ext-source-comment" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-lab-ext-note-source" />
      </type>
    </element>
    <element id="ServiceRequest.note.text">
      <path value="ServiceRequest.note.text" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>