1. Department of Physical Medicine and Rehabilitation, Faculty of Medicine, Dicle University, Diyarbakir, Turkey
2. Department of Physical Medicine and Rehabilitation, Faculty of Medicine, Gaziantep University, Gaziantep, Turkey
3. Department of Physical Medicine and Rehabilitation, Faculty of Medicine, Inonu University, Malatya, Turkey
4. Department of Physical Medicine and Rehabilitation, Faculty of Medicine, Ataturk University, Erzurum, Turkey
5. Department of Physical Medicine and Rehabilitation, Faculty of Medicine, Firat University Hospital, Division of Rheumatology, Firat University, Elazig, Turkey
6. Department of Physical Medicine and Rehabilitation, Faculty of Medicine, Division of Rheumatology, Yuzuncuyil University, Van, Turkey
7. Department of Physical Medicine and Rehabilitation, Gevher Nesibe Hospital, Division of Rheumatology, Faculty of Medicine, Erciyes University, Kayseri, Turkey