<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ca-on-eReferral-profile-composition" />
  <url value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-composition" />
  <version value="1.1.0" />
  <name value="EReferralComposition" />
  <title value="Composition" />
  <status value="draft" />
  <description value="Composition profile" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Composition" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Composition" />
  <derivation value="constraint" />
  <differential>
    <element id="Composition.meta">
      <path value="Composition.meta" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.meta.lastUpdated">
      <path value="Composition.meta.lastUpdated" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.extension">
      <path value="Composition.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
    </element>
    <element id="Composition.extension:Recipients">
      <path value="Composition.extension" />
      <sliceName value="Recipients" />
      <min value="0" />
      <max value="*" />
      <type>
        <code value="Extension" />
        <profile value="http://ehealthontario.ca/fhir/StructureDefinition/ehr-ext-recipient" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.identifier">
      <path value="Composition.identifier" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.identifier.system">
      <path value="Composition.identifier.system" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.identifier.value">
      <path value="Composition.identifier.value" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.status">
      <path value="Composition.status" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.type">
      <path value="Composition.type" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.type.coding">
      <path value="Composition.type.coding" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.type.coding.system">
      <path value="Composition.type.coding.system" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.type.coding.code">
      <path value="Composition.type.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.type.coding.display">
      <path value="Composition.type.coding.display" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.type.coding.display.extension">
      <path value="Composition.type.coding.display.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
    </element>
    <element id="Composition.type.coding.display.extension:translation">
      <path value="Composition.type.coding.display.extension" />
      <sliceName value="translation" />
      <short value="Language Translation (Localization)" />
      <min value="0" />
      <max value="*" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/StructureDefinition/translation" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.type.text">
      <path value="Composition.type.text" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.category">
      <path value="Composition.category" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.category.coding">
      <path value="Composition.category.coding" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.category.coding.system">
      <path value="Composition.category.coding.system" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.category.coding.code">
      <path value="Composition.category.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.category.coding.display">
      <path value="Composition.category.coding.display" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.category.coding.display.extension">
      <path value="Composition.category.coding.display.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
    </element>
    <element id="Composition.category.coding.display.extension:translation">
      <path value="Composition.category.coding.display.extension" />
      <sliceName value="translation" />
      <short value="Language Translation (Localization)" />
      <min value="0" />
      <max value="*" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/StructureDefinition/translation" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.category.text">
      <path value="Composition.category.text" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.subject">
      <path value="Composition.subject" />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-Patient" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.encounter">
      <path value="Composition.encounter" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.encounter.reference">
      <path value="Composition.encounter.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.date">
      <path value="Composition.date" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.author">
      <path value="Composition.author" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-PractitionerRole" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-Practitioner" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-Organization" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.author.reference">
      <path value="Composition.author.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.title">
      <path value="Composition.title" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.custodian">
      <path value="Composition.custodian" />
      <comment value="This is useful when documents are derived from a composition - provides guidance for how to get the latest version of the document." />
      <min value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-Organization" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.custodian.reference">
      <path value="Composition.custodian.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.relatesTo">
      <path value="Composition.relatesTo" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.relatesTo.code">
      <path value="Composition.relatesTo.code" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.relatesTo.target[x]">
      <path value="Composition.relatesTo.target[x]" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.event">
      <path value="Composition.event" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.event.period">
      <path value="Composition.event.period" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.event.period.start">
      <path value="Composition.event.period.start" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.event.period.end">
      <path value="Composition.event.period.end" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.event.detail">
      <path value="Composition.event.detail" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-ServiceRequest" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.event.detail.reference">
      <path value="Composition.event.detail.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section">
      <path value="Composition.section" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.id">
      <path value="Composition.section.id" />
      <comment value="This is used to maintain the order of sections in the document." />
      <min value="1" />
    </element>
    <element id="Composition.section.code">
      <path value="Composition.section.code" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.code.coding">
      <path value="Composition.section.code.coding" />
      <min value="1" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.code.coding.system">
      <path value="Composition.section.code.coding.system" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.code.coding.code">
      <path value="Composition.section.code.coding.code" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.code.coding.display">
      <path value="Composition.section.code.coding.display" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.code.coding.display.extension">
      <path value="Composition.section.code.coding.display.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
    </element>
    <element id="Composition.section.code.coding.display.extension:translation">
      <path value="Composition.section.code.coding.display.extension" />
      <sliceName value="translation" />
      <short value="Language Translation (Localization)" />
      <min value="0" />
      <max value="*" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/StructureDefinition/translation" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.code.text">
      <path value="Composition.section.code.text" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.text">
      <path value="Composition.section.text" />
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.entry">
      <path value="Composition.section.entry" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://ehealthontario.ca/fhir/StructureDefinition/ca-on-eReferral-profile-binary" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Composition.section.entry.reference">
      <path value="Composition.section.entry.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>