Rayamajhi, Bikash Bahadur, Anjan Khadka, Kabir Thakali, Bikash Bikram Thapa, Narayan Thapa, and Bharat Bahadur Bhandari. “Evaluation of Clinical Effectiveness of Topical 0.2% Glyceryl Trinitrate, Topical 2% Diltiazem and Their Combination in the Treatment of Chronic Anal Fissure”. Journal of Kathmandu Medical College 8, no. 3 (September 30, 2019): 156–161. Accessed February 4, 2025. https://jkmc.com.np/ojs3/index.php/journal/article/view/22.