{

"resourceType": "Observation",
"id": "example-TPMT-haplotype-two",
"text": {
  "status": "generated",
  "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative with Details</b></p><p><b>id</b>: example-TPMT-haplotype-two</p><p><b>status</b>: unknown</p><p><b>code</b>: Haplotype Call <span>(Details : {SNOMED CT code '363779003' = '363779003', given as 'Genotype determination'})</span></p><p><b>subject</b>: <a>E***********</a></p><p><b>issued</b>: Apr 3, 2013 3:30:10 PM</p><p><b>value</b>: *4 <span>(Details : {http://pharmakb.org code 'PA166128353' = 'PA166128353', given as '*4'})</span></p><h3>Relateds</h3><table><tr><td>-</td><td><b>Type</b></td><td><b>Target</b></td></tr><tr><td>*</td><td>derived-from</td><td><a>Sequence/example-TPMT-two</a></td></tr></table></div>"
},
"extension": [
  {
    "url": "http://hl7.org/fhir/StructureDefinition/observation-geneticsGene",
    "valueCodeableConcept": {
      "coding": [
        {
          "system": "http://www.genenames.org",
          "code": "12014",
          "display": "TPMT"
        }
      ]
    }
  }
],
"status": "unknown",
"code": {
  "coding": [
    {
      "system": "http://snomed.info",
      "code": "363779003",
      "display": "Genotype determination"
    }
  ],
  "text": "Haplotype Call"
},
"subject": {
  "reference": "Patient/example",
  "display": "E***********"
},
"issued": "2013-04-03T15:30:10+01:00",
"valueCodeableConcept": {
  "coding": [
    {
      "system": "http://pharmakb.org",
      "code": "PA166128353",
      "display": "*4"
    }
  ]
},
"related": [
  {
    "type": "derived-from",
    "target": {
      "reference": "Sequence/example-TPMT-two"
    }
  }
]

}