Ryong, Kim Chol, Jong Kang Mong, Sok Kum Jong, and Choe Song Guk. “Clinical Study on Application of Hemorrhoidectomy by Anal Canal Dilatation for Grade III or IV Internal Hemorrhoid Accompanied Anal Fissure”. International Journal of Clinical and Experimental Physiology 11, no. 2 (January 6, 2025): 82-85. Accessed April 26, 2025. https://www.ijcep.org/index.php/ijcep/article/view/762.