1. Department of Dermatology; Hamamatsu University School of Medicine; Hamamatsu Japan
2. Department of Dermatology; Wakayama Medical University; Wakayama Japan
3. Department of Dermatology; Okayama University Graduate School of Medicine; Dentistry and Pharmaceutical Sciences; Okayama Japan
4. Department of Dermatology; Chiba University Graduate School of Medicine; Chiba Japan
5. Department of Dermatology; Faculty of Medicine; University of Yamanashi; Chuo Japan