{
  "resourceType": "StructureDefinition",
  "id": "ValidFromProperty",
  "url": "https://ths-greifswald.de/fhir/StructureDefinition/gics/ValidFromProperty",
  "version": "2025.1.0",
  "name": "ValidFromProperty",
  "title": "ValidFromProperty",
  "status": "active",
  "experimental": false,
  "date": "2025-06-12",
  "publisher": "Unabhängige Treuhandstelle der Universitätsmedizin Greifswald",
  "contact": [
    {
      "name": "Unabhängige Treuhandstelle der Universitätsmedizin Greifswald",
      "telecom": [
        {
          "system": "url",
          "value": "https://www.ths-greifswald.de/",
          "use": "work"
        }
      ]
    }
  ],
  "description": "Specifies the point in time from which the domain is valid.",
  "copyright": "Copyright 2020-2025 Unabhängige Treuhandstelle der Universitätsmedizin Greifswald",
  "fhirVersion": "4.0.1",
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "ResearchStudy"
    },
    {
      "type": "element",
      "expression": "Organization"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "max": "0"
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "fixedUri": "https://ths-greifswald.de/fhir/StructureDefinition/gics/ValidFromProperty"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "slicing": {
          "discriminator": [
            {
              "type": "type",
              "path": "$this"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "min": 1,
        "type": [
          {
            "code": "date"
          },
          {
            "code": "Duration"
          }
        ]
      },
      {
        "id": "Extension.value[x]:valueDuration",
        "path": "Extension.value[x]",
        "sliceName": "valueDuration",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "Duration"
          }
        ]
      },
      {
        "id": "Extension.value[x]:valueDuration.value",
        "path": "Extension.value[x].value",
        "min": 1
      },
      {
        "id": "Extension.value[x]:valueDuration.system",
        "path": "Extension.value[x].system",
        "min": 1,
        "patternUri": "http://unitsofmeasure.org"
      },
      {
        "id": "Extension.value[x]:valueDuration.code",
        "path": "Extension.value[x].code",
        "min": 1
      }
    ]
  }
}