{
  "resourceType": "StructureDefinition",
  "id": "DataStandardsWales-Specimen",
  "url": "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Specimen",
  "version": "0.2.0",
  "name": "DataStandardsWalesSpecimen",
  "title": "Data Standards Wales Specimen",
  "status": "draft",
  "experimental": false,
  "date": "2026-02-26",
  "publisher": "NHS Wales",
  "copyright": "2026 NHS Wales.",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Specimen",
  "baseDefinition": "https://fhir.hl7.org.uk/StructureDefinition/UKCore-Specimen",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Specimen.identifier",
        "path": "Specimen.identifier",
        "mustSupport": true
      },
      {
        "id": "Specimen.type",
        "path": "Specimen.type",
        "min": 1
      },
      {
        "id": "Specimen.subject",
        "path": "Specimen.subject",
        "min": 1,
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "http://hl7.org/fhir/StructureDefinition/Group",
              "http://hl7.org/fhir/StructureDefinition/Substance",
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Patient",
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Location",
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Device"
            ]
          }
        ]
      },
      {
        "id": "Specimen.parent",
        "path": "Specimen.parent",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Specimen"
            ]
          }
        ]
      },
      {
        "id": "Specimen.request",
        "path": "Specimen.request",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-ServiceRequest"
            ]
          }
        ],
        "mustSupport": true
      },
      {
        "id": "Specimen.collection.collector",
        "path": "Specimen.collection.collector",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Practitioner",
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-PractitionerRole"
            ]
          }
        ]
      },
      {
        "id": "Specimen.collection.collected[x]",
        "path": "Specimen.collection.collected[x]",
        "min": 1,
        "type": [
          {
            "code": "dateTime"
          }
        ],
        "mustSupport": true
      },
      {
        "id": "Specimen.container",
        "path": "Specimen.container",
        "mustSupport": true
      },
      {
        "id": "Specimen.note.author[x]",
        "path": "Specimen.note.author[x]",
        "type": [
          {
            "code": "Reference",
            "targetProfile": [
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Practitioner",
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Patient",
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-RelatedPerson",
              "https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Organization"
            ]
          },
          {
            "code": "string"
          }
        ]
      }
    ]
  }
}