NameFlagsCard.TypeDescription & Constraintsdoco
.. QuantityΣINElementA measured or measurable amount
+ Rule: If a code for the unit is present, the system SHALL also be present
Elements defined in Ancestors: id, extension
... valueΣ0..1decimalNumerical value (with implicit precision)
... comparator?!Σ0..1code< | <= | >= | > - how to understand the value
QuantityComparator (Required)
... unitΣ0..1stringUnit representation
... systemΣI0..1uriSystem that defines coded unit form
... codeΣ0..1codeCoded form of the unit

doco Documentation for this format