1. Department of Dermatology, Osaka University Graduate School of Medicine, Suita, Osaka, Japan
2. Department of Dermatology, Higashiosaka City Medical Center, Nishiiwata, Higashiosaka, Osaka, Japan
3. Department of Dermatology, Faculty of Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan
4. Department of Clinical Immunology, Higashiosaka City Medical Center, Nishiiwata, Higashiosaka, Osaka, Japan
5. Laboratory of Cutaneous Immunology, WPI Immunology Frontier Research Center, Osaka University, Suita, Osaka, Japan