Lookup for FHIR R3 Distance for use in FHIR R4

Source ElementUsageTarget
Distance.idUseElementSameNameDistance.id
Distance.extensionUseElementSameNameDistance.extension
Distance.valueUseElementSameNameDistance.value
Distance.comparatorUseElementSameNameDistance.comparator
Distance.unitUseElementSameNameDistance.unit
Distance.systemUseElementSameNameDistance.system
Distance.codeUseElementSameNameDistance.code