description: Period or duration of processing. This is no longer relevant for R6 due to a matching element in R6. This extension is now deprecated. package_name: hl7.fhir.uv.extensions.r4b derivation: constraint name: SpecProcessingTime type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://hl7.org/fhir/StructureDefinition/specimen-processingTime'} type: uri index: 1 value: choices: [valuePeriod, valueDuration] index: 3 valuePeriod: {type: Period, choiceOf: value, index: 4} valueDuration: {type: Duration, choiceOf: value, index: 5} package_version: 5.3.0-ballot-tc1 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/specimen-processingTime base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.3.0-ballot-tc1 required: [value, valueDuration, valuePeriod]