title: Respiratory depression associated with patient-controlled analgesia.
authors.forename: W D
authors.initials: WD
authors.lastname: Ngan Kee
authors.forename: K K
authors.initials: KK
authors.lastname: Lam
mesh_terms: D000328:Adult; D015360:Analgesia, Epidural; D016058:Analgesia, Patient-Controlled / Q000009:adverse effects*; D006801:Humans; D008297:Male; D012120:Respiration Disorders / Q000209:etiology*