{
  "description": "Extension to indicate the source system that provided an observation",
  "_filename": "cdr-observation-source.json",
  "package_name": "dot.cdr-implementation-guide",
  "date": null,
  "derivation": "constraint",
  "publisher": "CDR Team",
  "fhirVersion": "4.0.1",
  "name": "CDRObservationSource",
  "abstract": false,
  "type": "Extension",
  "experimental": "true",
  "resourceType": "StructureDefinition",
  "title": "CDR Observation Source",
  "package_version": "1.0.0",
  "status": "draft",
  "id": "2a95abc2-e7a5-4600-a636-48d358302978",
  "kind": "complex-type",
  "url": "http://example.org/fhir/ImplementationGuide/hl7.fhir.cdr/StructureDefinition/cdr-observation-source",
  "context": [ {
    "type": "element",
    "expression": "Observation"
  } ],
  "version": "1.0.0",
  "differential": {
    "element": [ {
      "id": "Extension",
      "path": "Extension",
      "short": "CDR Observation Source",
      "definition": "Extension to indicate the source system that provided an observation"
    }, {
      "id": "Extension.extension",
      "max": "0",
      "path": "Extension.extension"
    }, {
      "id": "Extension.url",
      "path": "Extension.url",
      "fixedUri": "http://example.org/fhir/ImplementationGuide/hl7.fhir.cdr/StructureDefinition/cdr-observation-source"
    }, {
      "id": "Extension.value[x]",
      "path": "Extension.value[x]",
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "binding": {
        "strength": "required",
        "valueSet": "http://example.org/fhir/ImplementationGuide/hl7.fhir.cdr/ValueSet/cdr-observation-source-valueset"
      }
    } ]
  },
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}