1. Faculty of Medicine, Department of Physical Medicine and Rehabilitation, Selcuk University, Konya, Turkey
2. School of Medicine, Department of Physical Medicine and Rehabilitation, Koc University, Istanbul, Turkey
3. Faculty of Medicine, Department of Biostatistics, Yildirim Beyazit University, Ankara, Turkey
4. Department of Physical Medicine and Rehabilitation, Batman Research and Training Hospital, Batman, Turkey
5. Faculty of Medicine, Department of Physical Medicine and Rehabilitation, Gazi University, Ankara, Turkey