{
  "resourceType": "StructureDefinition",
  "meta": {
    "lastUpdated": "2020-11-03T11:12:17.664+00:00"
  },
  "url": "https://fhir.cambio.se/StructureDefinition/ObservationGaDaysCore/v1",
  "name": "ObservationGaDaysCore",
  "title": "ObservationGaDaysCore",
  "status": "draft",
  "description": "Cambio Core profile for communicating the GA Days. For Use case specific profiles, this profile can be derived for the use case profile to be complient with the Cambio core profile.",
  "purpose": "estimated fetus gestational age at delivery measured in days \r\n\r\nto know if the baby is born early, born premature or born late. In COSMIC context to register the gestational age (GA) , two keywords are used. Those are GA weeks and GA days. If the gestational age is 10 weeks and 4 days, then it would be recorded as GA weeks:  10 weeks     GA days: 4 days.",
  "fhirVersion": "4.0.0",
  "mapping": [
    {
      "identity": "workflow",
      "uri": "http://hl7.org/fhir/workflow",
      "name": "Workflow Pattern"
    },
    {
      "identity": "sct-concept",
      "uri": "http://snomed.info/conceptdomain",
      "name": "SNOMED CT Concept Domain Binding"
    },
    {
      "identity": "v2",
      "uri": "http://hl7.org/v2",
      "name": "HL7 v2 Mapping"
    },
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    },
    {
      "identity": "w5",
      "uri": "http://hl7.org/fhir/fivews",
      "name": "FiveWs Pattern Mapping"
    },
    {
      "identity": "sct-attr",
      "uri": "http://snomed.org/attributebinding",
      "name": "SNOMED CT Attribute Binding"
    }
  ],
  "kind": "resource",
  "abstract": false,
  "type": "Observation",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Observation",
  "derivation": "constraint",
  "snapshot": {},
  "differential": {
    "element": [
      {
        "id": "Observation.status",
        "path": "Observation.status",
        "short": "registered | final"
      },
      {
        "id": "Observation.code.coding",
        "path": "Observation.code.coding",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Observation.code.coding.system",
        "path": "Observation.code.coding.system",
        "min": 1,
        "fixedUri": "http://snomed.info/sct"
      },
      {
        "id": "Observation.code.coding.code",
        "path": "Observation.code.coding.code",
        "min": 1,
        "fixedCode": "412726003"
      },
      {
        "id": "Observation.focus",
        "path": "Observation.focus",
        "max": "0"
      },
      {
        "id": "Observation.value[x]",
        "path": "Observation.value[x]",
        "type": [
          {
            "code": "Quantity"
          }
        ]
      },
      {
        "id": "Observation.value[x].value",
        "path": "Observation.value[x].value",
        "min": 1
      },
      {
        "id": "Observation.value[x].unit",
        "path": "Observation.value[x].unit",
        "min": 1,
        "fixedString": "Day"
      },
      {
        "id": "Observation.value[x].system",
        "path": "Observation.value[x].system",
        "min": 1,
        "fixedUri": "http://unitsofmeasure.org"
      },
      {
        "id": "Observation.value[x].code",
        "path": "Observation.value[x].code",
        "min": 1,
        "fixedCode": "d"
      },
      {
        "id": "Observation.bodySite",
        "path": "Observation.bodySite",
        "max": "0"
      },
      {
        "id": "Observation.specimen",
        "path": "Observation.specimen",
        "max": "0"
      },
      {
        "id": "Observation.derivedFrom",
        "path": "Observation.derivedFrom",
        "max": "1"
      },
      {
        "id": "Observation.component",
        "path": "Observation.component",
        "max": "0"
      }
    ]
  }
}