description: If the recorded quantity of the specimen is reported as a weight, if it is a dry weight. package_name: rs/hl7.fhir.core derivation: constraint name: Whether quantity is a dry weight type: null elements: extension: {name: extension, index: 0} url: type: uri pattern: {type: uri, value: 'http://hl7.org/fhir/StructureDefinition/specimen-isDryWeight'} index: 1 value: choices: [valueBoolean] index: 3 valueBoolean: {type: boolean, choiceOf: value, index: 4} package_version: 1.4.0 extensions: {} class: datatype kind: datatype url: http://hl7.org/fhir/StructureDefinition/specimen-isDryWeight base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [value, valueBoolean]