1. Department of Dermatology; Shizuoka Municipal Shimizu Hospital; 1231 Miyakami Shimizu-ku Shizuoka City Shizuoka 424-0911 Japan
2. Department of Dermatology; Shizuoka Municipal Shizuoka Hospital; Shizuoka JShizuoka
3. Department of Laboratory Medicine; Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences; Okayama Japan
4. Department of Pathology; Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences; Okayama Japan
5. Department of Dermatology; Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences; Okayama Japan