1. Institute of Health Sciences, Department of Physical Therapy and Rehabilitation, Dokuz Eylül University, İzmir, Turkey.
2. Faculty of Physical Therapy and Rehabilitation, Geriatric Physiotherapy Department, Dokuz Eylül University, İzmir, Turkey.
3. Division of Rheumatology, Department of Internal Medicine, School of Medicine, Dokuz Eylül University, İzmir, Turkey.