{
  "resourceType": "Observation",
  "id": "demo-spiro-1",
  "status": "final",
  "code": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "81459-0",
        "display": "Spirometry panel"
      }
    ]
  },
  "subject": {
    "reference": "Patient/demo-patient-1"
  },
  "effectiveDateTime": "2018-03-12",
  "related": [
    {
      "type": "has-member",
      "target": {
        "reference": "Observation/demo-spiro-mbr-1-1"
      }
    },
    {
      "type": "has-member",
      "target": {
        "reference": "Observation/demo-spiro-mbr-1-2"
      }
    },
    {
      "type": "has-member",
      "target": {
        "reference": "Observation/demo-spiro-mbr-1-3"
      }
    },
    {
      "type": "has-member",
      "target": {
        "reference": "Observation/demo-spiro-mbr-1-4"
      }
    }
  ]
}