1Ilias W, Jansen M. Pain control after hysterectomy: an observe-blind, randomised trial of lornoxicam versus tramdol[J].Br J Clin Pract, 1996,50(4):197-202.
2Kehlet H. Multimodal approach to control postoperative pathophysiology and rehabilitation[J].Br J Anaesth, 1997,78(5):606-617.
3Wilder-Smith CH, Bettiga A. The analgesic tramadol has minimal effect on gastrointestinal motor function[J].Br J Clin Pharmacol, 1997,43(1):71-75.
4Norholt SE, Sindet-Pedersen S, Larsen U, et al. Pain control after dental surgery: a double-blind, randomized trial of lornoxicam versus morphine[J]. Pain, 1996,67(2-3): 335-343.
5De Witte JL, Schoenmaekers B, Sessler DI, et al. The analgesic efficacy of tramadol is impaired by concurrent administration of ondansetron[J]. Anesth Analg, 2001,92(5):1319-1321.
6Rosenow DE, Albrechtsen M, Stolke D. A comparison of patient-controlled analgesia with lornoxicam versus morphine in patients undergoing lumbar disk surgery[J]. Anesth Analg, 1998,86 (5):1045-1050.