{
  "resourceType": "SearchParameter",
  "id": "individual-birthdate",
  "url": "http://hl7.org/fhir/SearchParameter/individual-birthdate",
  "name": "birthdate",
  "status": "draft",
  "experimental": false,
  "date": "2017-04-18T21:44:43+00:00",
  "publisher": "Health Level Seven International (Patient Administration)",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/fhir"
        }
      ]
    },
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/pafm/index.cfm"
        }
      ]
    }
  ],
  "code": "birthdate",
  "base": [
    "RelatedPerson",
    "Person",
    "Patient"
  ],
  "type": "date",
  "description": "Multiple Resources: \r\n\r\n* [RelatedPerson](relatedperson.html): The Related Person's date of birth\r\n* [Person](person.html): The person's date of birth\r\n* [Patient](patient.html): The patient's date of birth",
  "expression": "RelatedPerson.birthDate | Person.birthDate | Patient.birthDate",
  "xpath": "f:RelatedPerson/f:birthDate | f:Person/f:birthDate | f:Patient/f:birthDate",
  "xpathUsage": "normal"
}