{
  "resourceType": "Observation",
  "id": "TrilliumII-examples-Observation-01-Sub3",
  "meta": {
    "versionId": "b7598c90-cde2-408e-a2a9-7d1f9a869bf0",
    "lastUpdated": "2018-02-16T10:19:30.107+00:00"
  },
  "status": "final",
  "category": [
    {
      "coding": [
        {
          "system": "http://hl7.org/fhir/observation-category",
          "code": "laboratory"
        }
      ]
    }
  ],
  "code": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "1156-9",
        "display": "little c Ab [Presence] in Serum or Plasma"
      }
    ]
  },
  "subject": {
    "reference": "Patient/TrilliumII-examples-Patient-02"
  },
  "effectiveDateTime": "2015-10-10T08:35:00+00:00",
  "valueCodeableConcept": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "260385009",
        "display": "Negative"
      }
    ]
  }
}