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- openEHR RM Core implements openEHR Reference Information Model Common, Support, Data Types, Data Structures specifications
- openEHR RM Domain implements openEHR Reference Information Model EHR, DemogrhpicsDemographics, EHR Extract, Messaging specifications
- openEHR AOM implements openEHR Archetype Object Model specification
- openEHR AP implements openEHR Archetype Model - openEHR Archetype Profile
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- DAO interfaces these are interfaces for CRUD (Create/Read/Update/Delete) operations on high level domain objects, e.g. EHR Composition. These intefaces interfaces should be implemented by concrete persistence components
- Hibernate 2 Implementation this is an existing components implements the DAOs by OR Mapping tool Hibernate 2
- Hibernate 3 Implementation this components implements the DAOs by OR Mapping tool Hibernate 3
- OODB implementation is based on Object Oriented Database
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