1. Lebanese American University Medical Center – Rizk Hospital, Beirut, Lebanon
2. Department of Obstetrics and Gynecology, “Filippo Del Ponte” Hospital, University of Insubria, Varese, Italy
3. Department of Obstetrics and Gynaecology, AOUI Verona, University of Verona, Verona, Italy
4. 2nd Department of Obstetrics and Gynecology, Faculty of Health Sciences, School of Medicine, Aristotle University of Thessaloniki, Ippokratio General Hospital, Thessaloniki, Greece