1. Department of Obstetrics and Gynecology , Division of Minimally Invasive Gynecology, The George Washington University Hospital , Washington , DC , USA
2. Department of Obstetrics and Gynecology, Main Line Health System , Wynnewood , PA , USA
3. Department of Obstetrics and Gynecology , The George Washington University Hospital , Washington , DC , USA
4. School of Medicine and Health Sciences , The George Washington University , Washington , DC , USA
5. Department of Obstetrics and Gynecology , “Filippo Del Ponte” Hospital, University of Insubria , Varese , Italy
6. Department of Obstetrics and Gynaecology , Beaujon Hospital-University of Paris , Clichy Cedex , France
7. Department of Obstetrics and Gyncology and Reproductive Medicine , Hopital Foch, Faculté de Médecine Paris Ouest (UVSQ) , Suresnes , France