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