{
  "resourceType": "Observation",
  "id": "43b9c898-39d8-40e8-b06c-aec6cc486f04",
  "meta": {
    "versionId": "1",
    "lastUpdated": "2016-12-16T14:32:58.031+00:00"
  },
  "text": {
    "status": "generated",
    "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\">Tobacco smoking status: Unknown if ever smoked</div>"
  },
  "status": "final",
  "category": {
    "coding": [
      {
        "system": "http://hl7.org/fhir/observation-category",
        "code": "social-history",
        "display": "Social History"
      }
    ],
    "text": "Social History"
  },
  "code": {
    "coding": [
      {
        "system": "http://loinc.org/",
        "code": "72166-2",
        "display": "Tobacco smoking status"
      }
    ],
    "text": "Tobacco smoking status"
  },
  "subject": {
    "reference": "Patient/1098667"
  },
  "valueCodeableConcept": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "266927001",
        "display": "Unknown if ever smoked"
      }
    ],
    "text": "Unknown if ever smoked"
  }
}