Büttner, W [Nalbuphine and piritramid in the postoperative period in young children. 2. External respiration]. [electronic resource] - Der Anaesthesist May 1990 - 258-63 p. digital Publication Type: Clinical Trial; Comparative Study; English Abstract; Journal Article; Randomized Controlled Trial ISSN: 0003-2417 Subjects--Topical Terms: Child, PreschoolDepression, ChemicalDouble-Blind MethodHumansInfantIsonipecotic Acids--adverse effectsMorphinans--adverse effectsNalbuphine--adverse effectsPirinitramide--adverse effectsPostoperative PeriodRandomized Controlled Trials as TopicRespiration--drug effects