1. Department of Ophtalmology, University of Health Sciences; Erzurum Regional Training and Research Hospital, Erzurum, Turkey
2. Department of Pharmacology, Faculty of Pharmacy, Ataturk University, Erzurum, Turkey
3. Department of Pharmacology, Faculty of Medicine, Erzincan University, Erzincan, Turkey
4. Department of Pharmacology, Faculty of Medicine, Ataturk University, Erzurum, Turkey
5. Department of Pathology, Faculty of Medicine, Erzincan University, Erzincan, Turkey
6. Department of Biochemistry, Faculty of Medicine, Ataturk University, Erzurum, Turkey