<StructureDefinition xmlns="http://hl7.org/fhir">
  <meta>
    <lastUpdated value="2017-09-30T17:54:09.223+08:00" />
  </meta>
  <url value="StructureDefinition/Obs-PhaseSet-Differentials" />
  <name value="Obs-PhaseSet_Differentials" />
  <status value="draft" />
  <date value="2017-09-30T17:27:48.743+08:00" />
  <fhirVersion value="3.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation.component">
      <path value="Observation.component" />
      <slicing>
        <rules value="open" />
      </slicing>
    </element>
    <element id="Observation.component:Component">
      <path value="Observation.component" />
      <sliceName value="Component" />
      <max value="1" />
    </element>
    <element id="Observation.component:Component.code.coding">
      <path value="Observation.component.code.coding" />
      <slicing>
        <rules value="open" />
      </slicing>
      <max value="1" />
    </element>
    <element id="Observation.component:Component.code.text">
      <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
        <valueBoolean value="true" />
      </extension>
      <path value="Observation.component.code.text" />
      <fixedString value="PhasetID" />
    </element>
    <element id="Observation.component:Component.value[x]:valueString">
      <path value="Observation.component.valueString" />
      <sliceName value="valueString" />
      <type>
        <code value="string" />
      </type>
    </element>
    <element id="Observation.component:Component">
      <path value="Observation.component" />
      <sliceName value="Component" />
      <max value="1" />
    </element>
    <element id="Observation.component:Component.code.coding">
      <path value="Observation.component.code.coding" />
      <slicing>
        <rules value="open" />
      </slicing>
      <max value="1" />
    </element>
    <element id="Observation.component:Component.code.text">
      <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
        <valueBoolean value="true" />
      </extension>
      <path value="Observation.component.code.text" />
      <fixedString value="Sequence(url)" />
    </element>
    <element id="Observation.component:Component.value[x]:valueString">
      <path value="Observation.component.valueString" />
      <sliceName value="valueString" />
      <type>
        <code value="string" />
      </type>
    </element>
  </differential>
</StructureDefinition>