Closed Lateral Internal Anal Sphincterotomy Under Local Anesthesia for Treatment Of Chronic Anal Fissure: Our 10 Years Experience. J Chittagong Med Coll Teachers Ass [Internet]. 2019 Mar. 10 [cited 2026 Jun. 25];29(2):53-6. Available from: https://banglajol.info/index.php/JCMCTA/article/view/62529