Smoking Status UKPrimaryCare.json

{
  "resourceType": "Observation",
  "id": "10",
  "meta": {
    "lastUpdated": "2017-10-06T16:36:29.337+01:00",
    "profile": [
      "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Observation-1"
    ]
  },
  "status": "final",
  "category": [
    {
      "coding": [
        {
          "system": "http://hl7.org/fhir/observation-category",
          "code": "social-history",
          "display": "Social History"
        }
      ]
    }
  ],
  "code": {
    "coding": [
      {
        "system": "http://snomed.info/sct",
        "code": "428041000124106",
        "display": "Occasional tobacco smoker (finding)"
      }
    ]
  },
  "subject": {
    "reference": "Patient/1"
  }
}