Affiliation: | 1. Department of Dermatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan;2. Department of Dermatology, Kurume University School of Medicine, Kurume, Fukuoka, Japan;3. Kurume University Institute of Cutaneous Cell Biology, Kurume, Fukuoka, Japan;4. Hamasaka Skin Clinic, Sapporo, Japan |