Gour R, Sharma J. Comparative study of topical diltiazem with lateral internal sphincterotomy in management of chronic anal fissure. Int J Med Res Rev [Internet]. 2016Mar.31 [cited 2024Nov.22];4(3):319-23. Available from: https://ijmrr.medresearch.in/index.php/ijmrr/article/view/478