1. Department of Physiology, Yuzuncu Yil University Faculty of Medicine, Van, Turkey
2. Division of Rheumatology, Department of Physical and Rehabilitation Medicine, Cumhuriyet University Faculty of Medicine, Sivas, Turkey
3. Department of Physiology, Hacettepe University Faculty of Medicine, Ankara, Turkey
4. Department of Physical and Rehabilitation Medicine, Hacettepe University Faculty of Medicine, Ankara, Turkey