1. Department of Rheumatology and Clinical Immunology, Graduate School of Medicine, Kyoto University, Kyoto, Japan;
2. Department of Internal Medicine, Division of Rheumatology, Hyogo College of Medicine, Nishinomiya, Japan;
3. Department of Internal Medicine, Division of Rheumatology, Hyogo Prefectural Nishinomiya Hospital, Nishinomiya, Japan;
4. Department of Clinical Immunology and Rheumatology, Hiroshima University Hospital, Hiroshima, Japan;
5. Department of Clinical Immunology and Rheumatology, Wakayama Medical University, Wakayama, Japan;
6. Biomedical Statistics and Bioinformatics, Kyoto University, Kyoto, Japan;
7. Inflammation and Immunology, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan;
8. Osaka Rheumatology Clinic, Osaka, Japan;
9. Department of Molecular Regulation for Intractable Diseases, Institute of Medical Science, Tokyo Medical University, Tokyo, Japan