1. Department of Neurology; Acibadem University School of Medicine, Gulsuyu mah, Fevzi Cakmak Cad. Divan Sok. Maltepe; 34848 Istanbul Turkey
2. Department of Orthopedic Surgery; Acibadem Maslak Hospital; Istanbul Turkey
3. Department of Orthopedic Surgery; Acibadem University School of Medicine; Istanbul Turkey
4. Department of Radiology; Acibadem University School of Medicine; Istanbul Turkey
5. Department of Neurology; Istanbul University, Istanbul Faculty of Medicine; Istanbul Turkey