1 Department of Women and Children's Health, Unit of Gynecology and Obstetrics, University of Padua, Padua 35128, Italy.
2 Department of Public Health, School of Medicine, University of Naples Federico II, Naples 80131, Italy.
3 Inter-Departmental Project Unit of "Minimal-Invasive Gynecological Surgery", Integrated Department of Medicine (D.I.M.), University "Aldo Moro", Policlinico of Bari, Italy.
4 Second Unit of Obstetrics and Gynecology, Department of Biomedical Sciences and Human Oncology, University of Bari "A. Moro", Piazza G. Cesare 11, Bari, Italy.
5 Endoscopy Unit, Centro Gutenberg, Málaga, Spain.
6 Obstetrics and Gynecology Unit, Department of General Surgery and Medical Surgical Specialties, University of Catania, Catania, Italy.
7 Department of Obstetrics and Gynecology, Koç University School of Medicine, Istanbul, Turkey.
8 Department of Obstetrics and Gynecology, "Filippo Del Ponte" Hospital, University of Insubria, Varese, Italy.
9 Department of Obstetrics and Gynecology, Hillel Yaffe Medical Center, The Rappaport Faculty of Medicine, Technion, Israel.
10 IVI-RMA, IVI Foundation, Valencia, Spain.
11 Department of Obstetrics, Gynecology and Reproductive Sciences, Yale School of Medicine, New Haven, CT, USA.
12 Rey Juan Carlos University, Madrid, Spain.
13 Section of Gynecology and Obstetrics, Department of Morphology, Surgery and Experimental Medicine, University of Ferrara, Ferrara, Italy.