http://hl7.org/fhir/StructureDefinition/patient-birthPlace|5.2.0

The registered place of birth of the patient. A sytem may use the address.text if they don't store the birthPlace address in discrete elements.

element_id	types
Extension
Extension.extension
Extension.url
Extension.value[x]	Address
Extension
Extension.id	http://hl7.org/fhirpath/System.String
Extension.extension	Extension
Extension.url	http://hl7.org/fhirpath/System.String
Extension.value[x]	Address