Release candidate 22 for eOverdracht 4.0 conformance resources.

The conformance resources in this package should be considered stable for common use. However, the resources might still be subject to small but non-backward compatible changes.

This release fixes the following issues:

• EOVDR-458: The slicing definitions for the .entry's in the Composition profiles have been changed from fixed codes to patterns. This is functionally equivalent but less restrictive, and in line with the best practices in FHIR.