1. Department of Obstetrics and Gynecology, Faculty of Medicine, Ain Shams University, Cairo, Egypt;
2. Fetal Special Care Unit, Ain Shams Maternity Hospital, Faculty of Medicine, Ain Shams University, Cairo, Egypt;
3. Family Medicine Registrar at Murwillumbah Hospital, Murwillumbah, New South Wales, Australia;
4. Misr University for Science and Technology Hospital, Misr University for Science and Technology, 6th of October City, Giza, Egypt