<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://example.org/fhir/StructureDefinition/ICUEncounter" />
  <name value="ICUEncounter" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Encounter" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Encounter" />
  <derivation value="constraint" />
  <differential>
    <element id="Encounter.identifier">
      <path value="Encounter.identifier" />
      <slicing>
        <discriminator>
          <type value="profile" />
          <path value="resolve()" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <short value="住院號" />
      <min value="1" />
    </element>
    <element id="Encounter.identifier.system">
      <path value="Encounter.identifier.system" />
      <short value="https://www.vghtpe.gov.tw/iccadb/encounterNumber" />
    </element>
    <element id="Encounter.identifier:encounterNumber">
      <path value="Encounter.identifier" />
      <sliceName value="encounterNumber" />
      <short value="住院號" />
    </element>
    <element id="Encounter.identifier:encounterNumber.system">
      <path value="Encounter.identifier.system" />
      <short value="https://www.vghtpe.gov.tw/iccadb/encounterNumber" />
      <min value="1" />
    </element>
    <element id="Encounter.identifier:encounterId">
      <path value="Encounter.identifier" />
      <sliceName value="encounterId" />
      <short value="病人住院資料庫ID" />
    </element>
    <element id="Encounter.identifier:encounterId.system">
      <path value="Encounter.identifier.system" />
      <short value="https://www.vghtpe.gov.tw/iccadb/encounterId" />
      <min value="1" />
    </element>
    <element id="Encounter.subject">
      <path value="Encounter.subject" />
      <type>
        <code value="Reference" />
        <profile value="https://example.org/fhir/StructureDefinition/ICUPatient" />
      </type>
    </element>
  </differential>
</StructureDefinition>