1. Department of Rheumatology Graduate School of Medical and Dental Sciences Tokyo Medical and Dental University (TMDU) Tokyo Japan
2. Department of Rheumatology and Clinical Immunology Graduate School of Medicine Kyoto University Kyoto Japan
3. Department of Neurology and Clinical Neuroscience Yamaguchi University Graduate School of Medicine Yamaguchi Japan
4. Department of Neurology Graduate School of Medicine The University of Tokyo Tokyo Japan
5. Department of Neurology Kawasaki Medical School Okayama Japan
6. Department of Dermatology Faculty of Medicine University of Tsukuba Ibaraki Japan
7. Department of Rheumatology Tokyo Women's Medical University Tokyo Japan
8. Department of Dermatology Wakayama Medical University Graduate School of Medicine Wakayama Japan
9. Department of Dermatology Nagoya University Graduate School of Medicine Nagoya Japan
10. Department of Neurology and Neurological Science Graduate School of Medical and Dental Sciences Tokyo Medical and Dental University (TMDU) Tokyo Japan
11. Division of Public Health, Department of Social Medicine Faculty of Medicine Saitama Medical University Saitama Japan
12. Department of Internal Medicine Faculty of Medicine University of Tsukuba Ibaraki Japan