Ahmed Abdelshafy, Banhā, QA, Egypt
Benha University, Banhā, QA, Egypt
Interventional Ultrasonography Unit, Tropical Medicine Department, Beni-Suef University Hospitals, Banī Suwayf, Egypt
Al-Nil Hospital, Banhā, QA, Egypt
Ophthalmology department, Benha University, EGYPT, Banhā, Egypt
Benha University hospital, Banhā, Kalyobia, Egypt
Benha University, Banhā, Qalyubiyya, Egypt
RAFA medical centre, Riyad, Saudi Arabia
Banha Faculity of Medicine, Banha, Elqalyoubea, Egypt
Ahmed Abdelshafy Tabl, Banhā, Benha, Egypt