Observation/observation-digoxin-cyclosporine-potassium

{
  "resourceType" : "Observation",
  "id" : "observation-digoxin-cyclosporine-potassium",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative</b></p><p><b>id</b>: observation-digoxin-cyclosporine-potassium</p><p></p><p><b>code</b>: <span title=\"Codes: {http://loinc.org 22760-3}\">Potassium [Mass/volume] in Serum or Plasma</span></p><p><b>subject</b>: <a href=\"Patient-patient-digoxin-cyclosporine-context.html\">Generated Summary: id: patient-digoxin-cyclosporine-context; gender: female; birthDate: 1978-07-23</a></p><p><b>issued</b>: Aug 4, 2018 1:34:00 PM</p><p><b>value</b>: 0.9 mmol/L</p><h3>ReferenceRanges</h3><table class=\"grid\"><tr><td>-</td><td><b>Low</b></td><td><b>High</b></td></tr><tr><td>*</td><td>3.5</td><td>5.0</td></tr></table></div>"
  },
  "status" : "final",
  "code" : {
    "coding" : [
      {
        "system" : "http://loinc.org",
        "code" : "22760-3",
        "display" : "Potassium [Mass/volume] in Serum or Plasma"
      }
    ]
  },
  "subject" : {
    "reference" : "Patient/patient-digoxin-cyclosporine-context"
  },
  "issued" : "2018-08-04T14:34:00+01:00",
  "valueQuantity" : {
    "value" : 0.9,
    "unit" : "mmol/L",
    "system" : "http://snomed.info/sct",
    "code" : "258813002"
  },
  "referenceRange" : [
    {
      "low" : {
        "value" : 3.5
      },
      "high" : {
        "value" : 5.0
      }
    }
  ]
}