1. Department of Obstetrics and Gynecology, Faculty of Medicine, Menoufia University, Shibin El Kom, Menoufia Governorate, Egypt;
2. Department of Internal Medicine, Faculty of Medicine, Menoufia University, Shibin El Kom, Menoufia Governorate, Egypt;
3. Department of Pediatrics, Faculty of Medicine, Menoufia University, Shibin El Kom, Menoufia Governorate, Egypt