description: In a transaction, every single interaction can have multiple HTTP response headers returned as a result of the interaction. package_name: hl7.fhir.r2.core name: HTTP header returned by the interaction type: null elements: extension: {name: extension, index: 0} url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/http-response-header'} index: 1 value: choices: [valueString] index: 3 valueString: {type: string, choiceOf: value, index: 4} package_version: 1.0.2 extensions: {} class: datatype kind: datatype url: http://hl7.org/fhir/StructureDefinition/http-response-header version: null required: [valueString, value]