1Eisenhammer S.The evaluation of the internal anal sphincterotomy operation with special reference to anal fissure[J].Surg Gynecol Obstet,1959,109:583.
1Lindsey I, Jones OM, Cunningham C, et al. Botulinum toxin as second-line therapy for chronic anal fissure failing 0. 2 percen tglyceryl trinitrate. Dis Colon Rectum ,2003,46(3) : 361-366.
2Pitt J,Boulos PB. Chemical sphincterotomy for anal fissures. Colorectal Dis ,1999,1(1)~2-8.
3Argov S, Levandovsky O. Open lateral sphincterotomy is still the best treatment for chronic anal fissure. Am J Surg,2000,179 (3) :201-202.
4Metcalf AM. Anal fissure. Surg Clin North Am, 2002,82(6) :1291-1297.
5Skinner SA,Polglase AaL,Le CT,et al. Treatment of anal fissure with glyceryl trinitrate in patients referred for surgical management. ANZ J Surg,2000,71(4):218-220.
6McCallion K, Gardiner KR. Progress in the understanding and treatment of chronic anal fissure. Postgrad Med J,2001,77(914):753-758.
7Garcia-Aguilar J, Belmonte C, Perez J J, et al. Incontinence after lateral internal sphincterotomy: anatomic and functional evaluation. Dis Colon Rectum, 1998,41 (4) : 423-427.