Kaushal, M., Shukla, A., P., K. and Shivaprasad, Y. H. (2022) “Zinc oxide, lidocaine, and lateral internal sphincterotomy for fissure-in-ano: a comparative study”, International Surgery Journal, 9(6), pp. 1146–1150. doi: 10.18203/2349-2902.isj20221326.