{
  "resourceType": "Observation",
  "id": "example-foetale-hartslag",
  "meta": {
    "profile": [
      "http://fhir.nl/fhir/StructureDefinition/nl-core-observation",
      "http://nictiz.nl/fhir/StructureDefinition/bc-FetusObservation"
    ]
  },
  "extension": [
    {
      "url": "http://nictiz.nl/fhir/StructureDefinition/observation-focusSTU3",
      "valueReference": {
        "reference": "BodySite/fetusA"
      }
    }
  ],
  "status": "final",
  "code": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "249043002",
        "display": "foetale hartfrequentie (waarneembare entiteit)"
      }
    ]
  },
  "subject": {
    "reference": "Patient/EXAMPLE",
    "display": "example"
  },
  "context": {
    "reference": "EpisodeOfCare/Zwangerschapsdossier"
  },
  "effectiveDateTime": "2020-04-15",
  "valueQuantity": {
    "value": 120,
    "unit": "min",
    "system": "http://unitsofmeasure.org",
    "code": "min"
  },
  "interpretation": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "278084002",
        "display": "normale basishartfrequentie van foetus (bevinding)"
      }
    ]
  },
  "comment": "Regelmatig hartritme",
  "method": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "408806008",
        "display": "monitoren van foetale hart met handdoppler (regime/therapie)"
      }
    ]
  },
  "component": [
    {
      "code": {
        "coding": [
          {
            "system": "http://snomed.info/sct",
            "code": "249044008",
            "display": "foetaal hartritme (waarneembare entiteit)"
          }
        ]
      },
      "valueCodeableConcept": {
        "coding": [
          {
            "system": "http://snomed.info/sct",
            "code": "289443009",
            "display": "regelmatig hartritme van foetus (bevinding)"
          }
        ]
      }
    }
  ]
}