<StructureDefinition xmlns="http://hl7.org/fhir">
  <meta>
    <lastUpdated value="2019-01-17T11:24:14.57+00:00" />
  </meta>
  <url value="http://medico-emr.net/stu3/sd/MXT-Observation-CancellationDate-1" />
  <name value="MXT-Observation-CancellationDate-1" />
  <status value="active" />
  <date value="2019-01-17T11:24:14.4499267+00:00" />
  <publisher value="medico" />
  <description value="An extension to provide the cancellation date for an observation" />
  <fhirVersion value="3.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <contextType value="resource" />
  <context value="Observation" />
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <definition value="Optional Extension Element for observations of type http://medico-emr.net/stu3/sd/Observation-ChangeDoc-1, having code.coding.system http://medico-emr.net/cs1 and one of the following codes: LineDocItem-1, DrainDocItem-1 or WoundDocItem-1" />
    </element>
    <element id="Extension.id">
      <path value="Extension.id" />
      <max value="0" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="http://medico-emr.net/stu3/sd/MXT-Observation-CancellationDate-1" />
    </element>
    <element id="Extension.value[x]:valueDateTime">
      <path value="Extension.valueDateTime" />
      <sliceName value="valueDateTime" />
      <short value="cancellation date" />
      <definition value="indicates the DateTime of the system when the observation was cancelled (extension not writable)" />
      <min value="1" />
      <type>
        <code value="dateTime" />
      </type>
    </element>
    <element id="Extension.value[x]:valueDateTime.id">
      <path value="Extension.valueDateTime.id" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>