{
  "resourceType": "StructureDefinition",
  "url": "https://example.org/fhir/StructureDefinition/BloodGlucoseSelfMeasurement",
  "name": "BloodGlucoseSelfMeasurement",
  "status": "draft",
  "date": "2024-02-01T13:42:08.8714488+00:00",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Observation",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Observation",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Observation.extension:lastMealExtension",
        "path": "Observation.extension",
        "sliceName": "lastMealExtension",
        "type": [
          {
            "code": "Extension",
            "profile": [
              "https://example.org/fhir/StructureDefinition/LastMealExtension"
            ]
          }
        ],
        "isModifier": false
      },
      {
        "id": "Observation.code.coding",
        "path": "Observation.code.coding",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "system"
            }
          ],
          "rules": "open"
        }
      },
      {
        "id": "Observation.code.coding:LOINC",
        "path": "Observation.code.coding",
        "sliceName": "LOINC",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Observation.code.coding:LOINC.system",
        "path": "Observation.code.coding.system",
        "fixedUri": "http://loinc.org"
      },
      {
        "id": "Observation.code.coding:LOINC.code",
        "path": "Observation.code.coding.code",
        "fixedCode": "15074-8"
      },
      {
        "id": "Observation.code.coding:LOINC.display",
        "path": "Observation.code.coding.display",
        "fixedString": "Glucose [Moles/volume] in Blood"
      },
      {
        "id": "Observation.effective[x]",
        "path": "Observation.effective[x]",
        "min": 1
      },
      {
        "id": "Observation.performer",
        "path": "Observation.performer",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "http://hl7.org/fhir/StructureDefinition/Patient"
            ]
          }
        ]
      },
      {
        "id": "Observation.value[x]",
        "path": "Observation.value[x]",
        "min": 1,
        "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": "mmol/l"
      }
    ]
  }
}