http://hl7.org/fhir/StructureDefinition/organization-period|4.0.1

The date range that this organization should be considered available.

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