1. Istanbul University, Istanbul Faculty of Medicine, Department of Ophthalmology, Fatih/Capa, Istanbul 34093, Turkey
2. FEBO, Professor of Ophthalmology, Koc University, Faculty of Medicine Department of Ophthalmology, Zeytinburnu/İstanbul 34010, Turkey
3. Erzincan University, Faculty of Medicine, Department of Ophthalmology, Fatih, Erzincan 24100, Turkey