description: Extension for the collection procedure of a biologically derived product. Use biologicallyderivedproduct.collection.procedure in R6 or later package_name: hl7.fhir.uv.extensions derivation: constraint name: BDPCollectionProcedure type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://hl7.org/fhir/StructureDefinition/biologicallyderivedproduct-collection-procedure'} type: uri index: 1 value: choices: [valueReference] index: 3 valueReference: type: Reference choiceOf: value refers: ['http://hl7.org/fhir/StructureDefinition/Procedure'] index: 4 package_version: 5.3.0-ballot-tc extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/biologicallyderivedproduct-collection-procedure base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.3.0-ballot-tc required: [value, valueReference]