1. Division of Rheumatology, Department of Internal Medicine, Gyeongsang National University School of Medicine, Jinju, Korea.
2. Department of Preventive Medicine, Gyeongsang National University School of Medicine, Jinju, Korea.
3. Department of Orthopedic Surgery, Gyeongsang National University School of Medicine, Jinju, Korea.
4. Department of Radiology, Gyeongsang National University School of Medicine, Jinju, Korea.
5. Department of Rehabilitation Medicine, Gyeongsang National University School of Medicine, Jinju, Korea.