1. Department of Ophthalmology, Kocaeli University Faculty of Medicine, Kocaeli, Turkey.
2. Department of Orthopaedics and Traumatology, Abant Izzet Baysal University Faculty of Medicine, Bolu, Turkey.
3. Department of Dermatology and Venereology, Kocaeli University Faculty of Medicine, Kocaeli, Turkey.