{
  "resourceType": "StructureDefinition",
  "id": "a92b5a11-e4a4-4753-887a-fd2417d81082",
  "meta": {
    "versionId": "1",
    "lastUpdated": "2021-08-31T17:34:34.498+00:00",
    "tag": [
      {
        "system": "https://smilecdr.com/fhir/NamingSystem/tags",
        "code": "validation_failed_with_warning",
        "display": "Validation Failed with Warning"
      }
    ]
  },
  "url": "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-observationLinkPeriod",
  "version": "2.8.0",
  "name": "ObservationLinkPeriodExtension",
  "title": "Obervation link period",
  "status": "active",
  "experimental": false,
  "date": "2014-04-21",
  "publisher": "HL7 International - FHIR Infrastructure Work Group",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/Special/committees/fiwg"
        }
      ]
    }
  ],
  "description": "Indicates the time-period (from 'now') to search for observations that match the Questionnaire.item.code and Questionnaire.subject when pre-populating the QuestionnaireResponse.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001"
        }
      ]
    }
  ],
  "fhirVersion": "4.0.1",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "Questionnaire.item"
    },
    {
      "type": "element",
      "expression": "Questionnaire.item.item"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "Relevant time to pre-pop observation",
        "definition": "Indicates the time-period (from 'now') to search for observations that match the Questionnaire.item.code and Questionnaire.subject when pre-populating the QuestionnaireResponse.",
        "comment": "If multiple Observations are found, the most recent is used.",
        "min": 0,
        "max": "1"
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-observationLinkPeriod"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "type": [
          {
            "code": "Duration"
          }
        ]
      }
    ]
  }
}