LinkageType

http://hl7.org/fhir/linkage-type

Used to distinguish different roles a resource can play within a set of linked resources.

Concepts (3)

Code	Display	Definition
source	Source of Truth	The resource represents the "source of truth" (from the perspective of this Linkage resource) for the underlying event/condition/etc.
alternate	Alternate Record	The resource represents an alternative view of the underlying event/condition/etc. The resource may still be actively maintained, even though it is not considered to be the source of truth.
historical	Historical/Obsolete Record	The resource represents an obsolete record of the underlying event/condition/etc. It is not expected to be actively maintained.