1. Department of Neurology, Atakalp Private Heart Hospital, Izmir, Turkey
2. Department of Neurology, Izmir Bozyaka Training and Research Hospital, Izmir, Turkey
3. Department of Neurology, Burdur State Hospital, Burdur, Turkey
4. Department of Neurology, Bakircay Universitesi Cigli Egitim ve Arastirma Hastanesi, Izmir, Turkey