# 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.
# COMPOSITION Models
A COMPOSITION Model specifies a domain-level realization of Reference Model class lra::technical::en13606::extract::COMPOSITION intended for use within one or more specified use cases within the domain of the LRA. As such a COMPOSITION Model comprises: one COMPOSITION class; one associated AUDIT_INFO class; an associated Constrained Domain specialisation of each of one or more Participant Domain Model classes; zero or more associated SECTION classes; an association to a Constrained Domain specialisation of each of one or more Domain Model ENTRY classes; and an associated Constrained Domain specialisation of each of zero or more FUNCTIONAL_ROLE Domain Model classes. ### DischargeSummary