7[4]Linss,AuenHW,OlssonGL,Patient-controlled.Epidural,analgesia with bupivacaine and fentanyal on wards:pro-spective experince with 1,030.surgical patients,anesthesiogy,1998,88:688-695. 被引量：1
8[5]deleon-casasolaoA,parkerB,lema MJ,et al postoperative epidure bupivacaine-morphine:experena with 4.227surgical cancer patients.Anesthesiology,1994,81:368-75. 被引量：1
9[6]Steinberg.RB,Liuss,comparison of ropivacine-fentsnyl patient controlled epidural.analgesia with morphine intravenous patient-controlled analgesia for perioperative.analgesia and recoveryafter open colon surgery.Jclin.Anesth.PainMed,2001,26 (3):196-208. 被引量：1
10[7]Spencer liu,Randal LR.effects of preoperative.analgestic tenchnique -on rate of recovery after colon surgery.Anestgesiology,1995,83(4):757-765. 被引量：1
