Intravenous pethidine in anaesthesia; a report on 330 cases.
D000758:Anesthesia; D000771:Anesthesia, Intravenous; D000777:Anesthetics; D006801:Humans; D008614:Meperidine
D000777:Anesthetics; D008614:Meperidine
ANESTHESIA, INTRAVENOUS; ANESTHETICS