Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleRandomized clinical trial comparing botulinum toxin injections with 0.2 per cent nitroglycerin ointment for chronic anal fissure.AuthorsBrisinda G; Cadeddu F; Brandara F; Marniga G; Maria GPublicationThe British journal of surgery, 2007, Vol 94, Issue 2, p162ISSN0007-1323Publication typearticleDOI10.1002/bjs.5514