<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://fhir.yhcr.nhs.uk/fhir/stu3/StructureDefinition/YHCR-Maternity-DocumentReference-1" />
  <name value="YHCR-Maternity-DocumentReference-1" />
  <status value="draft" />
  <fhirVersion value="3.0.2" />
  <mapping>
    <identity value="rim" />
    <uri value="http://hl7.org/v3" />
    <name value="RIM Mapping" />
  </mapping>
  <mapping>
    <identity value="w5" />
    <uri value="http://hl7.org/fhir/w5" />
    <name value="W5 Mapping" />
  </mapping>
  <mapping>
    <identity value="v2" />
    <uri value="http://hl7.org/v2" />
    <name value="HL7 v2 Mapping" />
  </mapping>
  <mapping>
    <identity value="xds" />
    <uri value="http://ihe.net/xds" />
    <name value="XDS metadata equivalent" />
  </mapping>
  <kind value="resource" />
  <abstract value="false" />
  <type value="DocumentReference" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/DocumentReference" />
  <derivation value="constraint" />
  <differential>
    <element id="DocumentReference.class">
      <path value="DocumentReference.class" />
      <min value="1" />
      <binding>
        <strength value="required" />
        <valueSetReference>
          <reference value="https://fhir.yhcr.nhs.uk/fhir/stu3/ValueSet/YHCR-Maternity-DocumentClass-1" />
        </valueSetReference>
      </binding>
    </element>
  </differential>
</StructureDefinition>