<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ejprd-cde-studystatus" />
  <url value="https://www.ejprarediseases.org//StructureDefinition/ejprd-cde-studystatus" />
  <version value="0.1.0" />
  <name value="EJPStudyStatusExtension" />
  <title value="EJP RD CDE Study Status Extension" />
  <status value="active" />
  <description value="A code classifying the patient's status." />
  <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="Element" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="EJP RD CDE Study Status Extension" />
      <definition value="A code classifying the patient's status." />
    </element>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <max value="0" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://www.ejprarediseases.org//StructureDefinition/ejprd-cde-studystatus" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
      <type>
        <code value="code" />
      </type>
    </element>
    <element id="Extension.valueCode">
      <path value="Extension.valueCode" />
      <min value="0" />
      <max value="1" />
      <binding>
        <strength value="required" />
        <valueSet value="https://www.ejprarediseases.org//ValueSet/ejprd-studystatus-codes" />
      </binding>
    </element>
  </differential>
</StructureDefinition>