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Anal Fissures: Lateral Internal Sphincterotomy - References


  1. Nelson R (2010). Anal fissure (chronic), search date August 2009. Online version of BMJ Clinical Evidence. Also available online:

  2. Nelson R (2006). Non-surgical therapy for anal fissure. Cochrane Database of Systematic Reviews (4).

  3. Brown CJ, et al. (2007). Lateral internal sphincterotomy is superior to topical nitroglycerin for healing chronic anal fissure and does not compromise long-term fecal continence: Six-year follow-up of a multicenter, randomized, controlled trial. Diseases of the Colon and Rectum, 50(4): 442-448.

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    Last Updated: November 14, 2014
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