title: Ethics again--hoops, loops and principles.
authors.forename: S M
authors.initials: SM
authors.lastname: Yentis
mesh_terms: D000758:Anesthesia / Q000941:ethics*; D032984:Ethics, Research; D006801:Humans; D010506:Periodicals as Topic / Q000941:ethics*; D011643:Publishing / Q000941:ethics; D018570:Risk Assessment