Volume unit value Open mHealth omh:volume-unit-value:{{selectedVersion.version}} ($ref) {{ formatReleaseDate( selectedVersion.released ) }} This schema represents a volume. Allowed units are drawn from the HL7 UCUM Common Synonyms code set. Loading schema and sample data... Jump to sample data JSON Schema Sample Data < {{$parent.selectedSampleData.title}} {{sampleData.title}} > Contributors