Kachavi, S. H., P. S. Mali, and M. B. Manjunath. “Comparative Study Between Closed Vs Open Lateral Internal Sphincterotomy in Treatment of Chronic Anal Fissure”. International Journal of Health Sciences, vol. 6, no. S1, Apr. 2022, pp. 6036-42, doi:10.53730/ijhs.v6nS1.6293.