1. Department of Internal Medicine, Faculty of Medicine, Cumhuriyet University, 58140 Sivas, Turkey
2. Department of Medical Biochemistry, Faculty of Medicine, Cumhuriyet University, 58140 Sivas, Turkey
3. Department of Hematology, Faculty of Medicine, Cumhuriyet University, 58140 Sivas, Turkey
4. Department of Rheumatology, Faculty of Medicine, Erciyes University, Kayseri, Turkey