{
  "resourceType": "StructureDefinition",
  "meta": {
    "lastUpdated": "2017-11-17T08:06:05.867+00:00"
  },
  "url": "http://example.org/fhir/StructureDefinition/patientIK",
  "name": "PatientEK",
  "status": "draft",
  "date": "2017-11-13T14:11:22.748+00:00",
  "description": "A patient with a few democonstraints",
  "fhirVersion": "3.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Patient",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Patient",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Patient.identifier.use",
        "path": "Patient.identifier.use",
        "min": 1
      }
    ]
  }
}