{
  "resourceType": "StructureDefinition",
  "id": "patient-slicing",
  "url": "http://example.org/fhir/StructureDefinition/patient-slicing",
  "name": "Patientslicing",
  "title": "Patient (slicing)",
  "status": "draft",
  "experimental": true,
  "description": "This profile illustrates the use of slicing within a given FHIR resource, as seen with the patient profile here.",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Patient",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Patient",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Patient.identifier:JHN.id",
        "path": "Patient.identifier.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "Unique id for inter-element referencing",
        "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl": "string"
              }
            ],
            "code": "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Patient.identifier:JHN.extension",
        "path": "Patient.identifier.extension",
        "slicing": {
          "discriminator": {
            "type": "value",
            "path": "url"
          }
        }
      }
    ]
  }
}