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PURPOSE This was a multicenter, randomized, controlled trial to compare the effectiveness of topical nitroglycerin with internal sphincterotomy in the treatment of chronic anal fissure. METHODS(More)
e14085 Background: Colorectal cancer affects many elderly patients as approximately 50% of cases are diagnosed in patients older than 70 years of age. We retrospectively studied characteristics,(More)
Question: Does the addition of preoperative radiotherapy increase the benefit of total mesorectal excision for rectal cancer? Design: A randomized controlled trial. Setting: A multicentre setting,(More)