Endoscopic treatment of advanced endometriosis with large endometriomata. Surgical technique. - Milingos, Spyros; Kallipolitis, George; Loutradis, Dimitris; Liapi, Anthi; Drakakis, Peter; Mavrommatis, Konstantinos; Antsaklis, Aris; Creatsas, George; Michalas, Stylianos (Gynaecological Endoscopy, 2001)