{
  "resourceType": "StructureDefinition",
  "url": "http://ehealth.bc.ca/fhir/StructureDefinition/bc-bcyimmunizationdistribution/immz-revise-dose",
  "name": "ImmzReviseDoseExtension",
  "status": "draft",
  "fhirVersion": "4.0.1",
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "Immunization.protocolApplied.doseNumber[x]"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "comment": "To apply when there is revised dose number in PIR."
      },
      {
        "id": "Extension.id",
        "path": "Extension.id",
        "max": "0"
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "rules": "open"
        },
        "min": 0
      },
      {
        "id": "Extension.extension:reviseDoseNum",
        "path": "Extension.extension",
        "sliceName": "reviseDoseNum",
        "min": 0,
        "max": "1"
      },
      {
        "id": "Extension.extension:reviseDoseNum.id",
        "path": "Extension.extension.id",
        "max": "0"
      },
      {
        "id": "Extension.extension:reviseDoseNum.url",
        "path": "Extension.extension.url",
        "fixedUri": "reviseDoseNum"
      },
      {
        "id": "Extension.extension:reviseDoseNum.value[x]",
        "path": "Extension.extension.value[x]",
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Extension.extension:reviseDoseReason",
        "path": "Extension.extension",
        "sliceName": "reviseDoseReason",
        "min": 0
      },
      {
        "id": "Extension.extension:reviseDoseReason.id",
        "path": "Extension.extension.id",
        "max": "0"
      },
      {
        "id": "Extension.extension:reviseDoseReason.url",
        "path": "Extension.extension.url",
        "fixedUri": "reviseDoseReason"
      },
      {
        "id": "Extension.extension:reviseDoseReason.value[x]",
        "path": "Extension.extension.value[x]",
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Extension.extension:reviseDoseComments",
        "path": "Extension.extension",
        "sliceName": "reviseDoseComments",
        "min": 0
      },
      {
        "id": "Extension.extension:reviseDoseComments.id",
        "path": "Extension.extension.id",
        "max": "0"
      },
      {
        "id": "Extension.extension:reviseDoseComments.url",
        "path": "Extension.extension.url",
        "fixedUri": "reviseDoseComments"
      },
      {
        "id": "Extension.extension:reviseDoseComments.value[x]",
        "path": "Extension.extension.value[x]",
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://ehealth.bc.ca/fhir/StructureDefinition/bc-bcyimmunizationdistribution/immz-revise-dose"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "max": "0"
      }
    ]
  }
}