<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ExtensionDischargeSummaryMedicationRequestCancellationInfo" />
  <meta>
    <versionId value="1" />
    <lastUpdated value="2019-08-28T18:34:09.473+01:00" />
  </meta>
  <url value="http://spms.min-saude.pt/pnb/extensions/medicationrequest-cancellationInfo" />
  <name value="ExtensionDischargeSummaryMedicationRequestCancellationInfo" />
  <status value="draft" />
  <fhirVersion value="3.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <contextType value="resource" />
  <context value="MedicationRequest" />
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <snapshot />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="Optional Extensions Element" />
      <definition value="Optional Extension Element - found in all resources." />
      <min value="0" />
      <max value="*" />
      <base>
        <path value="Element" />
        <min value="0" />
        <max value="*" />
      </base>
      <condition value="ele-1" />
      <constraint>
        <key value="ele-1" />
        <severity value="error" />
        <human value="All FHIR elements must have a @value or children" />
        <expression value="hasValue() or (children().count() &gt; id.count())" />
        <xpath value="@value|f:*|h:div" />
      </constraint>
      <constraint>
        <key value="ext-1" />
        <severity value="error" />
        <human value="Must have either extensions or value[x], not both" />
        <expression value="extension.exists() != value.exists()" />
        <xpath value="exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" />
      </constraint>
      <mapping>
        <identity value="rim" />
        <map value="n/a" />
      </mapping>
      <mapping>
        <identity value="rim" />
        <map value="N/A" />
      </mapping>
    </element>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
    </element>
    <element id="Extension.extension:cancellationDate">
      <path value="Extension.extension" />
      <sliceName value="cancellationDate" />
    </element>
    <element id="Extension.extension:cancellationDate.url">
      <path value="Extension.extension.url" />
      <fixedUri value="cancellationDate" />
    </element>
    <element id="Extension.extension:cancellationDate.value[x]:valueDateTime">
      <path value="Extension.extension.valueDateTime" />
      <sliceName value="valueDateTime" />
      <type>
        <code value="dateTime" />
      </type>
    </element>
    <element id="Extension.extension:cancellationRequester">
      <path value="Extension.extension" />
      <sliceName value="cancellationRequester" />
    </element>
    <element id="Extension.extension:cancellationRequester.url">
      <path value="Extension.extension.url" />
      <fixedUri value="cancellationRequester" />
    </element>
    <element id="Extension.extension:cancellationRequester.value[x]:valueReference">
      <path value="Extension.extension.valueReference" />
      <sliceName value="valueReference" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://spms.min-saude.pt/iop/StructureDefinition/PractitionerDischargeSummary" />
        <aggregation value="bundled" />
        <aggregation value="referenced" />
      </type>
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="http://spms.min-saude.pt/pnb/extensions/medicationrequest-cancellationInfo" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>