1. Department of Dermatology Tohoku University Graduate School of Medicine Sendai Japan
2. Department of Dermatology Hamamatsu University School of Medicine Hamamatsu Japan
3. Department of Dermatology Saitama Medical University Saitama Japan
4. Department of Dermatology and Plastic Surgery Faculty of Life Sciences Kumamoto University Kumamoto Japan
5. Department of Dermatology Tsukuba University Tsukuba Japan