1 Department of Obstetrics and Gynecology, Sidra Medical and Research Center, Doha, Qatar.
2 Department of Obstetrics and Gynaecology, St. Luke's Medical Center Global City, University of the Philippines-Philippine General Hospital, Manila, Philippines.
3 Department of Obstetrics and Gynecology, School of Medicine, University of Uruguay, Montevideo, Uruguay.
4 Department of Obstetrics and Gynecology, Rotunda Hospital, Dublin, Ireland.