{
  "resourceType": "StructureDefinition",
  "id": "meta-source",
  "url": "http://hl7.org.au/fhir/StructureDefinition/meta-source",
  "version": "1.1.0",
  "name": "SourceSystemURI",
  "title": "Source System URI",
  "status": "active",
  "date": "2018-10-03",
  "publisher": "Health Level Seven Australia (Patient Administration WG)",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org.au",
          "use": "work"
        }
      ]
    }
  ],
  "description": "This pre-adopts (from STU4) the Meta.source element which: Identifies where the resource comes from.",
  "fhirVersion": "3.0.1",
  "kind": "complex-type",
  "abstract": false,
  "contextType": "datatype",
  "context": [
    "Meta"
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "Preadopt STU4 Meta.source",
        "max": "1"
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://hl7.org.au/fhir/StructureDefinition/meta-source"
      },
      {
        "id": "Extension.value[x]:valueUri",
        "path": "Extension.valueUri",
        "sliceName": "valueUri",
        "short": "Source System URI",
        "definition": "A uri that identifies the source system of the resource. This provides a minimal amount of Provenance information that can be used to track or differentiate the source of information in the resource. The source may identify another FHIR server, document, message, database, etc.",
        "comment": "In the provenance resource, this corresponds to Provenance.entity.what[x]. The exact use of the source (and the implied Provenance.entity.role) is left to implementer discretion. Only one nominated source is allowed; for additional provenance details, a full Provenance resource should be used.",
        "min": 1,
        "type": [
          {
            "code": "uri"
          }
        ]
      }
    ]
  }
}