海量图书期刊资源,随时随地畅享阅读乐趣
Comparison between epidural infusion of fentanyl/bupivacaine and morphine/bupivacaine after orthopaedic surgeryMarco Berti; Guido Fanelli; Andrea Casati; Daniele Lugani; Giorgio Aldegheri; Giorgio Torri · 1998