1. Department of Dermatology; Hamamatsu University School of Medicine; Hamamatsu Japan
2. Department of Dermatology; Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences; Okayama Japan
3. Department of Dermatology; Kawasaki Hospital; Kawasaki Medical School; Okayama Japan
4. Department of Dermatology; Kochi Medical School; Kochi University; Nankoku Japan
5. Department of Dermatology; Kurume University School of Medicine and Kurume University Institute of Cutaneous Cell Biology; Kurume Japan