R4
FHIR Reference
draft
5 bindings

UCUM Codes

http://hl7.org/fhir/ValueSet/ucum-units

Unified Code for Units of Measure (UCUM). This value set includes all UCUM codes

Official spec

Composition

Code system
http://unitsofmeasure.org

Concepts defined externally — see code system for the full enumeration.

Bound by

ResourcePathStrength
EffectEvidenceSynthesisEffectEvidenceSynthesis.effectEstimate.unitOfMeasure
required
ObservationDefinitionObservationDefinition.quantitativeDetails.customaryUnit
extensible
ObservationDefinitionObservationDefinition.quantitativeDetails.unit
extensible
ResearchElementDefinitionResearchElementDefinition.characteristic.unitOfMeasure
required
RiskEvidenceSynthesisRiskEvidenceSynthesis.riskEstimate.unitOfMeasure
required