1. Department of Dermatology; Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences; Okayama Japan
2. Department of Dermatology; Faculty of Medicine; University of Tokyo; Tokyo Japan
3. Department of Dermatology; Hamamatsu University School of Medicine; Shizuoka Japan
4. Department of Dermatology; Fukushima Medical University; Fukushima Japan
5. Department of Dermatology; Tokyo Medical University; Tokyo Japan
6. Department of Dermatology; Tokyo Medical University Hachioji Medical Center; Tokyo Japan
7. Department of Dermatology; Osaka University Graduate School of Medicine; Osaka Japan
8. Department of Dermatology; Faculty of Medicine; University of Miyazaki; Miyazaki Japan
9. Department of Dermatology; Kagoshima University Graduate School of Medical and Dental Sciences; Kagoshima Japan
10. Department of Dermatology; Imamura Bun-in Hospital; Kagoshima Japan
11. Minophagen Pharmaceutical; Tokyo Japan
12. Department of Dermatology; Shinshu University; Nagano Japan