8Polley, Linda S, MD Columb, et al. Dose- dependent Reduction of the minimum local analgesic concentration of bupivacaine by sufentanil for epidural analgesia in labor. Anesthesiology, 1998,89 : 626 - 632.
9Fields HL,Emcen PC,Leigh BK et al. Multiple opiate receptor sites on primary afferent fibres. Nature,1980,284:351 -353.
10Ninkovic M, Hunt SP, Gleave JRW. Localization of opiate and histamine H1 - receptors in the primary sensory ganglia and spinal cord. Brain Res, 1982,241 : 197 - 206.
5: PMandazi A,Kapota E,Matsota P,et al.Preincisional versus postincisionaladministration of parecoxib in colorectal surgery:effect on postoperativepain control and cytokine response.A randomized clinical tria〔lJ〕.WorldJ Surg,2010;34(10):2463-9.
6Ogata J,Minami K,Horishita T,et al.Gargling with sodium azulene sul-fonate reduces the postoperative sore throat after intubation of the trachea〔J〕.Anesth Analg,2005;101(1):290-3.
7Amomyotin S, Chalayonnawin W, Kong- phlay S.Arandomized controlled trial of preprocedure sdministration of parecoxib for therapeutic endoscopic retrograde cholangiopan creatography[J].J Pain Res, 2012,5 : 251-256.
8Ratchanon S,Phaloprakarn C,Traipak K. Pain control in Laparoscopic gynecologic surgery with~without preoperative (preemptive)parecoxib sodium injection: arandomized study [J].J Med Assoc Thai,2011,94 (10):1164- 1168.
