1. Department of Medical Biology, Ataturk University, Erzurum, Turkey
2. Department of Dermatology, Ataturk University, Erzurum, Turkey
3. Department of Medical Biology, Kafkas University, Kars, Turkey
4. Department of Ophthalmology, Ataturk University, Erzurum, Turkey
5. Department of Internal Medicine, Ataturk University, Erzurum, Turkey
6. Department of Dermatology, Medeniyet University, Istanbul, Turkey