<Observation xmlns="http://hl7.org/fhir">
  <id value="example-meerlingzwangerschap" />
  <meta>
    <profile value="http://fhir.nl/fhir/StructureDefinition/nl-core-observation" />
    <profile value="http://nictiz.nl/fhir/StructureDefinition/bc-PregnancyObservation" />
  </meta>
  <extension url="http://nictiz.nl/fhir/StructureDefinition/observation-focusSTU3">
    <valueReference>
      <reference value="Condition/Zwangerschap" />
      <display value="Zwangerschap" />
    </valueReference>
  </extension>
  <status value="final" />
  <code>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="65147003" />
      <display value="tweelingzwangerschap (aandoening)" />
    </coding>
  </code>
  <subject>
    <reference value="Patient/EXAMPLE" />
    <display value="example" />
  </subject>
  <context>
    <reference value="EpisodeOfCare/Zwangerschapsdossier" />
    <display value="Zwangerschapsdossier" />
  </context>
  <effectiveDateTime value="2020-04-15" />
  <performer>
    <reference value="Practitioner/example" />
    <display value="Vera de Los" />
  </performer>
  <valueCodeableConcept>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="459171002" />
      <display value="monochoriale monoamniotische tweelingzwangerschap (aandoening)" />
    </coding>
  </valueCodeableConcept>
  <comment value="Geen bijzonderheden" />
  <method>
    <coding>
      <system value="http://snomed.info/sct" />
      <code value="418799008" />
      <display value="symptoom gerapporteerd door patiënt of andere bron van voorgeschiedenis (bevinding)" />
    </coding>
  </method>
</Observation>