<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="01159524-f972-48f1-b709-db5d013761c4" />
  <meta>
    <lastUpdated value="2022-04-29T07:50:32.1024573+00:00" />
  </meta>
  <url value="https://simplifier.net/winningtest/extension-allergy-source" />
  <name value="AllergySource" />
  <title value="过敏数据来源渠道" />
  <status value="draft" />
  <date value="2022-04-29T07:50:37.8877351+00:00" />
  <fhirVersion value="4.0.1" />
  <mapping>
    <identity value="rim" />
    <uri value="http://hl7.org/v3" />
    <name value="RIM Mapping" />
  </mapping>
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="AllergyIntolerance" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="过敏数据来源渠道" />
      <max value="1" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://simplifier.net/winningtest/extension-allergy-source" />
    </element>
    <element id="Extension.value[x]">
      <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
        <valueCode value="normative" />
      </extension>
      <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-normative-version">
        <valueCode value="4.0.0" />
      </extension>
      <path value="Extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <short value="过敏数据来源渠道" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="required" />
        <description value="过敏数据来源渠道代码" />
        <valueSet value="urn:oid:1.2.156.112604.1.2.1153" />
      </binding>
    </element>
  </differential>
</StructureDefinition>