# Logical Record Architecture for Health and Social Care
## Discharge Summary Release 0.02

Contents
The content of this release is not comprehensive and is not fully validated and must not be used in live system implementations.
# Reference Model Class: EnumerationPackage
A constraint model artefact representing an enumeration set value space constraint. ## Specializes ## ModelArtefactPackage ## Constraints
Type | Name | Specification
--- | --- | ---
Instance contains one ValueSpaceConstraint instance that specifies an enumeration set | LRA Invariant | inv: self.packagedElement-&gt;select(Element: e | e.oclAsType(ValueSpaceConstraint).specification.oclIsTypeOf(EnumerationSpecification))-&gt;size() = 1
## Reference Model Type ##