[Introductory comment: about the efficiency of CME].
Schäfer
Robert D
RD
Arztekammer Nordrhein, Düsseldorf. rdesch@aekno.de
D002568:Certification; D004502:Education, Medical, Continuing / Q000331:legislation & jurisprudence / Q000379:methods; D005858:Germany; D006801:Humans; D007388:Internal Medicine; D014481:United States