<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://fhir.gevko.de/StructureDefinition/EX_OSC_Praxisstrukturmerkmal" />
  <version value="1.1.0" />
  <name value="EX_OSC_Praxisstrukturmerkmal" />
  <status value="active" />
  <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="Practitioner" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <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:merkmal">
      <path value="Extension.extension" />
      <sliceName value="merkmal" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:merkmal.url">
      <path value="Extension.extension.url" />
      <fixedUri value="merkmal" />
    </element>
    <element id="Extension.extension:merkmal.value[x]">
      <path value="Extension.extension.value[x]" />
      <min value="1" />
      <type>
        <code value="string" />
      </type>
      <constraint>
        <key value="merkmal-1" />
        <severity value="error" />
        <human value="Das Strukturmerkmal muss 1-5 Ziffern enthalten!" />
        <expression value="matches('^[0-9]{1,5}$')" />
        <source value="https://fhir.gevko.de/StructureDefinition/EX_OSC_Praxisstrukturmerkmal" />
      </constraint>
    </element>
    <element id="Extension.extension:zeitraum">
      <path value="Extension.extension" />
      <sliceName value="zeitraum" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Extension.extension:zeitraum.url">
      <path value="Extension.extension.url" />
      <fixedUri value="zeitraum" />
    </element>
    <element id="Extension.extension:zeitraum.value[x]">
      <path value="Extension.extension.value[x]" />
      <min value="1" />
      <type>
        <code value="Period" />
      </type>
    </element>
    <element id="Extension.extension:zeitraum.value[x].start">
      <path value="Extension.extension.value[x].start" />
      <min value="1" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://fhir.gevko.de/StructureDefinition/EX_OSC_Praxisstrukturmerkmal" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>