title: Anesthesia and analgesia--50 years of publication.
mesh_terms: D000698:Analgesia / Q000266:history*; D000758:Anesthesia / Q000266:history*; D049673:History, 20th Century; D010506:Periodicals as Topic / Q000266:history*; D012955:Societies, Medical / Q000266:history; D014481:United States