[1] Moscow Reg Res Inst Obstet & Gynecol, Gynecol Dept, State Funded Hlth Care Facil Moscow Reg GBUZ MO MO, 22A Pokrovka, Moscow 101000, Russia
[2] Univ Bari, Dept Biomed & Human Oncol Sci, Unit Obstet & Gynecol, I-70124 Bari, Italy
[3] Univ Balamand, Dept Obstet & Gynecol, Beirut 1100, Lebanon
[4] Univ Palermo, Dept Hlth Promot Mother & Child Care, Internal Med & Med Specialties PROMISE, I-90100 Palermo, Italy
[5] Fdn G Pascale, NCI, Unit Gynecol Oncol, IRCCS, I-80131 Naples, Italy
[6] Paolo Giaccone Hosp, Unit Obstet & Gynecol, I-90127 Palermo, Italy