1. Special Surgery Department, Faculty of Medicine, Mutah University, Al-karak, Jordan
2. Biochemistry and Molecular Biology Department, Faculty of Medicine, Mutah University, Al-karak, Jordan
3. Ophthalmology Department, Sharif Eye Centers, Irbid, Jordan
4. Ophthalmology Department, Al-Karak Governmental Hospital, Al-karak, Jordan
5. Ophthalmology Department, Faculty of Medicine, Umm Alqura University, Makkah, Saudi Arabia