[1] Veris delli Ponti Hosp, Dept Obstet & Gynecol, Lecce, Italy
[2] Veris delli Ponti Hosp, CERICSAL Ctr Ric Clin SALentino, Lecce, Italy
[3] Pia Fdn Card G Panico, Panico Pelv Floor Ctr, Dept Gynaecol & Obstet, Lecce, Italy
[4] Univ Belgrade, Fac Med, Belgrade, Serbia
[5] Univ Clin Ctr Serbia, Clin Obstet & Gynecol, Belgrade, Serbia
[6] Ioannina State Gen Hosp G Chatzikosta, Dept Obstet & Gynecol, Ioannina, Greece
[7] Veris delli Ponti Hosp, Dept Anesthesia & Intens Care, Lecce, Italy
[8] Univ Aldo Moro, Dept Interdisciplinary Med DIM, Unit Obstet & Gynecol, Bari, Italy