AHMED E. MORAD, M.D.; ADEL M. ABDULLAH, M.D.; KAREEM A. KAMEL, M.D.; REEM S.M.M. ABUELANIN, M.Sc.. "Comparative Study between Hemorrhoidectomy with Harmonic Scalpel Versus Electrocautery", The Medical Journal of Cairo University, 89, June, 2021, 535-541. doi: 10.21608/mjcu.2021.167843