1. Division of Dermatology Tohoku Medical and Pharmaceutical University Sendai Japan
2. Department of Nephrology and Rheumatology Kyorin University School of Medicine/Internal Medicine Kichijoji Asahi Hospital Tokyo Japan
3. Department of Dermatology Tokyo Women's Medical University Tokyo Japan
4. Department of Medical Laboratory Science Faculty of Health Sciences Hokkaido University Sapporo Japan
5. Asia International Institute of Infectious Disease Control Teikyo University Tokyo Japan
6. Division of Research Management The Clinical and Translational Research Center Kyoto Prefectural University of Medicine Kyoto Japan
7. Department of Dermatology Faculty of Medicine University of Tsukuba Tsukuba Japan
8. Division of Dermatology Kyoto University Kyoto Japan
9. Department of Dermatology Osaka City University Graduate School of Medicine Osaka Japan
10. Department of Dermatology Gifu University Graduate School of Medicine Gifu Japan
11. Japan Community Health Care Organization Chukyo Hospital Nagoya Japan
12. Department of Dermatology Graduate School of Biomedical and Health Sciences Hiroshima University Hiroshima Japan
13. Division of Medicine Department of Dermatology Faculty of Medical Sciences University of Fukui Fukui Japan
14. Takatsuki Red Cross Hospital Takatsuki Japan
15. Department of Environmental Immuno‐Dermatology Yokohama City University Graduate School of Medicine Yokohama Japan
16. Department of Dermatology The University of Tokyo Graduate School of Medicine Tokyo Japan