1Markham A, Faulds D. Ropivacaine: a review of its pharmacology and therapeutic use in regional anaesthesia. Drugs, 1996, 52: 429-449.
2Columb MO, Lyons G. Determination of the minimum local analgesic concentrations of epidural bupivacaine and lidocaine in labor. Anesth Analg, 1995, 81:833-837.
3Capogna G, Celleno D, Fusco P, et al. Relative potencies of bupivacaine and ropiacaine for analgesia in labor. Br J Anaesth, 1999, 82:271-273.
4Bromage PR. Epidural analgesia. 1st ed. Philadelphia: WB Saunders,1978.144.
5Dixon WJ, Massey FJ. Introduction to statistical analysis, 4th ed. New York: Mcgraw-Hill, 1983.319-327.
6Polley LS, Columb MO, Wagner DS, et al. Dose-dependent reduction of the minimal local analgesic concentration of bupivacaine by sufentanil for epidural analgesia in labor. Anesthesiology, 1998, 89:626-632.
7Lacassie HJ , Columb MO, Lacassie HP, et al. The relative motor blocking potencies of epidural bupivacaine and ropivacaine in Labor.Anesth Analg,2002,95: 204-208.
8Polley LS, Columb MO, Naughton NN, et al. Relatvie analgesic potencies of ropivacaine and bupivacaine for epidural analgesia in labor:implications for therapeutic indexes. Anesthesiology, 1999, 90:944-950.
