description: The constituent optional denominator is used then the unit is other than 1 per product part.
package_name: hl7.fhir.us.pq-cmc-fda
derivation: constraint
name: OptionalDenominator
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/optional-denominator'}
    index: 1
  value:
    choices: [valueQuantity]
    index: 3
  valueQuantity: {type: Quantity, choiceOf: value, index: 4}
package_version: 1.0.0-ballot
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/us/pq-cmc-fda/StructureDefinition/optional-denominator
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 1.0.0-ballot
required: [value, valueQuantity]