3Danelli G,Fanelli G,Berti M,et al.Spinal ropivacaine or bupivacaine for cesarean delivery:a prospective,randomized,doubleblind comparison.Reg Anesth Pain Med,2004,29:221-226.
4Palmer CM,Emerson S,Volgoropolous D,et al.Dose-response relationship of intrathecal morphine for postcesarean analgesia.Anesthesiology,1999,90:437-444.
5Rawal N,Arner S,Gustafsson LL,et al.Present state of extradural and intrathecal opioid analgesia in Sweden.A nationwide follow-up survey.Br J Anaesth,1987,59:791-799.
6Apfel CC, Laara E, Koivuranta M. el al. A simplified risk score for predicting postoperative nausea and vomiting: conclusions from cross validations between two centers.Anesthesiology, 1999. 91:693- 700.
7Scuderi PE. James RL, Harris L, et al. Multimodal antiemetic management prevents early postoperative vomiting after outpa- 6ent laparoscopy. Anesth Analg 2000,91:1408-1414.
8Young SN. Mechanism of decline in rat brain 5-hydroxytryptamine after induction of liver tryptophan pyrrolase by hydrocortisone: roles of tryptophan catabolism and kynurenine synthe-sis. Br J Pharmacol,1981,74;695- 700.
9White PF. Droperidol:a cost effective antiemetic for over thirty yea rs. Anesth Analg, 2002,95 : 789-790.
7Capogna G,CamorciaM,Columb MO. Minimum nalgesic doses of fenlanyl and sufentanil for epidural analgesia in the first stage of labor[J].Anesth Analg 2003,96(4) : 1178-1182.
8Geller E,Chrubasik J,Graf R,et al. A randomized double-blind comparison of epidural sufentanil versus intravenous sufentanil or epidural fentanyl analgesia afler major abodominal surgery[J]. Anesth Analg, 1993,76:1243 - 1250.
9Karaca M,Kocoglu H,Goemen A. Comparison of lornoxicam with tramadol in patient-controlled analgesia afte gynecological surgeu[J]. Eur J Gynaecol Oncol,2006,27( 1 ) :78-80.
10Adams HA,Saatweber P, Schmitz CS,et al. Postoperative pain management in orthopaedic patient:no difference in pain score,but improved stress control byepiduralanaesthesia[J]. Eur J Anaesthesiol, 2002,19 ( 8 ) : 658-665.
