Muhammad Tahir Ali, Munawer Latif Memon, Farrukh Sami, Muhammad Hanif Memon, Muhammad Tariq Khan, Javaid Sajjad Hashmi. “Stapled Hemorrhoidectomy: A Safe Procedure for Third and Fourth Grade Hemorrhoids”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 10, Dec. 2022, p. 354, doi:10.53350/pjmhs221610354.