1. Department of Dermatology, Kyoto University Graduate School of Medicine, Sakyo-ku, Kyoto, Japan
2. Department of Biomedical Statistics and Bioinformatics, Kyoto University Graduate School of Medicine, Sakyo-ku, Kyoto, Japan
3. Department of Diagnostic Pathology, Kyoto University Graduate School of Medicine, Sakyo-ku, Kyoto, Japan
4. Department of Dermatology, Niigata Cancer Center Hospital, Chuo-ku, Niigata, Japan
5. Department of Dermatology, Kagoshima University Faculty of Medicine, Sakuragaoka, Kagoshima, Japan
6. Department of Dermatology, University of the Ryukyus, Nishihara, Okinawa, Japan
7. Department of Dermatology, Hokkaido University Graduate School of Medicine, Kita-ku, Sapporo, Japan
8. Division of Dermatology, Niigata University Graduate School of Medicine and Dental Sciences, Chuo-ku, Niigata, Japan
9. Department of Dermatology, Tohoku University Graduate School of Medicine, Aoba-ku, Miyagi, Japan
10. Department of Dermatology, Keio University School of Medicine, Shinjyuku-ku, Tokyo, Japan
11. Department of Dermatology, Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital, Bunkyo-ku, Tokyo, Japan
12. Department of Dermatology, Kitasato University School of Medicine, Minami-ku, Sagamihara, Japan
13. Department of Dermatology, University of Tsukuba, Tsukuba, Japan