1. SSK Vakıf Gureba Teaching Hospital, Department of Physical Medicine and Rehabilitation, Adnan Menderes Bulvarı, Çapa, İstanbul, Turkey
2. SSK Vakıf Gureba Teaching Hospital, Pain Clinic, Adnan Menderes Bulvarı, Çapa, İstanbul, Turkey
3. SSK Vakıf Gureba Teaching Hospital, Department of Neurology, Adnan Menderes Bulvarı, Çapa, İstanbul, Turkey
4. SSK Vakıf Gureba Teaching Hospital, Department of Orthopedic Surgery, Adnan Menderes Bulvarı, Çapa, İstanbul, Turkey