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  <status value="draft" />
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  <kind value="resource" />
  <abstract value="false" />
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  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/DocumentReference" />
  <derivation value="constraint" />
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        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Patient" />
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      <path value="DocumentReference.context" />
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</StructureDefinition>