1. Department of Physiology, Istanbul Bilim University School of Medicine , Istanbul, Turkey
2. Department of Physiology, Ege University School of Medicine , Izmir, Turkey
3. Department of Histology and Embryology, Ege University School of Medicine , Izmir, Turkey
4. Department of Anatomy, Ege University School of Medicine , Izmir, Turkey
5. Department of Neurology, Giresun State Hospital , Giresun, Turkey