1. Department of Rheumatology and Clinical Immunology, Kyoto University Graduate School of Medicine, Kyoto, Japan;
2. Department of Advanced Medicine for Rheumatic Diseases, Kyoto University Graduate School of Medicine, Kyoto, Japan;
3. Department of Diabetes, Endocrinology and Nutrition, Kyoto University Graduate School of Medicine, Kyoto, Japan;
4. Department of Orthopedic Surgery, Kyoto University Graduate School of Medicine, Kyoto, Japan;
5. Department of Rheumatology and Clinical Immunology, Wakayama Medical University, Wakayama, Japan