1. Open VS. Closed Hemorrhoidectomy
2. Longo A: Treatment of hemorrhoidal disease by reduction of mucosa and haemorrhoidal prolapse with circular suturing device: a new procedure. 6th World Congress of Endoscopic Surgery. Rome, Manduzzi, 1998, pp 777-784.
3. Charua Guindic L, Fonseca Munoz E, Garcia Perez NJ, Osorio Hernandez RM, Navarrete Cruces T, Avendano Espinosa O, Guerra Melgar LR: Hemorrhoidal desarterialization guided by Doppler. A surgical alternative in hemorrhoidal disease management. Rev Gastroenterol Mex 2004;69:83-87.
4. Complications of stapled hemorrhoidectomy: a French multicentric study