[1] A Gemelli Univ Hosp, Div Gynecol Oncol, Dept Women & Childrens Hlth, Rome, Italy
[2] Inst Res & Care, Rome, Italy
[3] Univ Catania, Dept Gen Surg & Med Surg Specialties, Gynecol Clin, Catania, Italy
[4] Nuovo Osped Infermi, Div Obstet & Gynecol, Biella, Italy
[5] Giovanni Paolo II Fdn, Dept Oncol, Campobasso, Italy
[6] Sacred Heart Catholic Univ, Div Gynecol Oncol, Policlin A Gemelli Fdn, Rome, Italy