1[1]Kilbide M,Morse M,Senagore A,Transdermal fentanyl impr oves management of postoerative hemorrhoidectomh paink[J].Dis Col on Rectum,1994,37(11)∶1070-1072.
4[4]Mehigan BJ,Margan JR,Hartley JE,Stapling procedure for H emorrhoids versus Miligan-Morgan hemorrhoidectomy:random ized controlled tra[J].Lancet,2003,355(9206)∶782-785.
3Marino AW Jr. Anorectal surgery hemorrhoids. Dis Colon Rectum, 1980, 23:211-222.
4Hancock BD, Smith K. The internal sphincter and Lord's procedure for haemorrhiods.Br J Surg, 1975, 62: 833-836.
5Sun WM, Read NW, Sharthouse AJ. Hypertensive anal cushions as a cause of the highanal canal pressures in patients with haemorrhoids. BrJ Surg, 1990, 77:458-461.
6Alexander J. The nature of piles. Br Med J, 1982,285: 1137-1140.
