Deniz Evcik1, Birkan Sonel Tur2, Ayşegül Ketenci3. 1. Department of Physical Medicine and Rehabilitation, Ankara Güven Hospital, Ankara, Turkey. 2. Department of Physical Medicine and Rehabilitation, Ankara University Faculty of Medicine, Ankara, Turkey. 3. Department of Physical Medicine and Rehabilitation, Istanbul University, Istanbul Faculty of Medicine, Istanbul, Turkey.