1. Department of Obstetrics and Gynecology at Lebanese American University, The Gilbert and Rose-Marie Chagoury School of Medicine, Beirut, Lebanon
2. Department of Obstetrics and Gynecology at Lebanese University, Faculty of Medical Sciences, Beirut, Lebanon
3. Department of Obstetrics and Gynecology at Rafik Hariri University Hospital, Beirut, Lebanon
4. Department of Obstetrics and Gynecology at Zahraa University Hospital Beirut, Lebanon
5. Department Obstetrics and Gynecology at Lebanese University, Faculty of Medical Sciences, Beirut, Lebanon
6. Lebanese American University, Beirut, Lebanon