Specifies the state change of a target Act, such as a document or an entry, from its previous state as a predecessor Act.
\nFor example, if the target Act is the result of a predecessor Act being "obsoleted" and replaced with the target Act, the source ProvenanceEventCurrentState Act code would be "obsoleted".
\nThis value set includes codes based on the following rules:
http://terminology.hl7.org/CodeSystem/v3-ActCode