1. Faculty of Pharmacy, Damanhur Univesity, Beheira, Egypt
2. Faculty of Pharmacy, Alexandria University, Alexandria, Egypt
3. Faculty of Medicine, Suez Canal University, Ismailia, Egypt
4. Faculty of Medicine, Al-Azhar University, Cairo, Egypt
5. Damietta Faculty of Medicine, Al-Azhar University, Cairo, Egypt
6. Faculty of Pharmacy, Mansoura University, Mansoura, Egypt
7. Faculty of Medicine, Al-Azhar University, Cairo, Egypt
8. Faculty of Medicine, Mutah University, Al-Karak, Jordan
9. Department of Ophthalmology, Hamad Medical Corporation, Doha, Qatar