title: Patient-controlled analgesia (PCA): a retrospective.
authors.affiliation: Department of Anesthesiology, SUNY Health Science Center, Brooklyn.
authors.forename: P H
authors.initials: PH
authors.lastname: Sechzer
mesh_terms: D000758:Anesthesia / Q000266:history*; D000776:Anesthesiology / Q000295:instrumentation; D049673:History, 20th Century; D006801:Humans; D010361:Patients; D012189:Retrospective Studies; D012648:Self Care; D014481:United States