description: The location of the delivery installation, usually a town or city, and is only required if the area is different from the municipality. Area to which mail delivery service is provided from any postal facility or service such as an individual letter carrier, rural route, or postal route. package_name: hl7.fhir.core derivation: constraint name: deliveryInstallationArea type: null elements: extension: {name: extension, index: 0} url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-deliveryInstallationArea'} index: 1 value: choices: [valueString] index: 3 valueString: {type: string, choiceOf: value, index: 4} package_version: 1.4.0 extensions: {} class: datatype kind: datatype url: http://hl7.org/fhir/StructureDefinition/iso21090-ADXP-deliveryInstallationArea base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [valueString, value]