{
  "resourceType": "StructureDefinition",
  "meta": {
    "lastUpdated": "2018-03-07T08:10:12.003+00:00"
  },
  "url": "http://hl7.org/fhir/ips/StructureDefinition/vaccinationvalidity-immunization-uv-ips",
  "version": "0.1",
  "name": "vaccinationValidity-immunization-uv-ips",
  "title": "Vaccination validity (extension)",
  "status": "draft",
  "date": "2018-03-06",
  "description": "Vaccination validity in years or period of coverage",
  "fhirVersion": "3.0.1",
  "kind": "primitive-type",
  "abstract": false,
  "contextType": "resource",
  "context": [
    "Immunization",
    "Immunization.vaccinationProtocol"
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "Vaccination validity"
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "rules": "open"
        }
      },
      {
        "id": "Extension.extension:validityYearsMonthsDays",
        "path": "Extension.extension",
        "sliceName": "validityYearsMonthsDays",
        "short": "Validity of this vaccination in years, months or days",
        "max": "1"
      },
      {
        "id": "Extension.extension:validityYearsMonthsDays.url",
        "path": "Extension.extension.url",
        "fixedUri": "validityYearsMonthsDays"
      },
      {
        "id": "Extension.extension:validityYearsMonthsDays.valueQuantity:valueQuantity",
        "path": "Extension.extension.valueQuantity",
        "sliceName": "valueQuantity",
        "type": [
          {
            "code": "Quantity"
          }
        ]
      },
      {
        "id": "Extension.extension:validityYearsMonthsDays.valueQuantity:valueQuantity.comparator",
        "path": "Extension.extension.valueQuantity.comparator",
        "max": "0"
      },
      {
        "id": "Extension.extension:validityPeriod",
        "path": "Extension.extension",
        "sliceName": "validityPeriod",
        "max": "1"
      },
      {
        "id": "Extension.extension:validityPeriod.url",
        "path": "Extension.extension.url",
        "fixedUri": "validityPeriod"
      },
      {
        "id": "Extension.extension:validityPeriod.valuePeriod:valuePeriod",
        "path": "Extension.extension.valuePeriod",
        "sliceName": "valuePeriod",
        "type": [
          {
            "code": "Period"
          }
        ]
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "http://hl7.org/fhir/ips/StructureDefinition/vaccinationvalidity-immunization-uv-ips"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "max": "0",
        "type": [
          {
            "code": "base64Binary"
          },
          {
            "code": "boolean"
          },
          {
            "code": "code"
          },
          {
            "code": "date"
          },
          {
            "code": "dateTime"
          },
          {
            "code": "decimal"
          },
          {
            "code": "id"
          },
          {
            "code": "instant"
          },
          {
            "code": "integer"
          },
          {
            "code": "markdown"
          },
          {
            "code": "oid"
          },
          {
            "code": "positiveInt"
          },
          {
            "code": "string"
          },
          {
            "code": "time"
          },
          {
            "code": "unsignedInt"
          },
          {
            "code": "uri"
          },
          {
            "code": "Address"
          },
          {
            "code": "Age"
          },
          {
            "code": "Annotation"
          },
          {
            "code": "Attachment"
          },
          {
            "code": "CodeableConcept"
          },
          {
            "code": "Coding"
          },
          {
            "code": "ContactPoint"
          },
          {
            "code": "Count"
          },
          {
            "code": "Distance"
          },
          {
            "code": "Duration"
          },
          {
            "code": "HumanName"
          },
          {
            "code": "Identifier"
          },
          {
            "code": "Money"
          },
          {
            "code": "Period"
          },
          {
            "code": "Quantity"
          },
          {
            "code": "Range"
          },
          {
            "code": "Ratio"
          },
          {
            "code": "Reference"
          },
          {
            "code": "SampledData"
          },
          {
            "code": "Signature"
          },
          {
            "code": "Timing"
          }
        ]
      }
    ]
  }
}