Chaudhary, D. ., Vijay Kumar Tekam, Sourabh Mishra, and P. . Singh. “Comparative Study Between Conventional Hemorrhoidectomy and Electrothermal Bipolar Vessel Sealer for Grade IV Hemorrhoids”. Asian Journal of Medical Sciences, vol. 13, no. 9, Sept. 2022, pp. 238-43, doi:10.3126/ajms.v13i9.44804.