1. Department of Dermatology, College of Medicine, The Catholic University of Korea, Seoul, Korea.
2. Department of Dermatology, Kyung Hee University College of Medicine, Seoul, Korea.
3. Department of Dermatology, Hallym University College of Medicine, Chuncheon, Korea.
4. Department of Dermatology, Inje University Sanggye Paik Hospital, Inje University, Seoul, Korea.
5. Department of Dermatology, Nowon Eulji Medical Center, Eulji University, Seoul, Korea.
6. Department of Dermatology, Pusan National University School of Medicine, Busan, Korea.
7. Department of Dermatology, School of Medicine, Kyungpook National University, Kyungpook National University Hospital, Daegu, Korea.
8. Department of Dermatology, College of Medicine, Chosun University, Gwangju, Korea.
9. Department of Dermatology, National Medical Center, Seoul, Korea.
10. Department of Dermatology, Severance Hospital, Cutaneous Biology Research Institute, Yonsei University College of Medicine, Seoul, Korea.
11. Department of Dermatology, School of Medicine, Chungnam National University, Daejeon, Korea.
12. Department of Dermatology, Konkuk University School of Medicine, Seoul, Korea.
13. Research Institute of Medical Science, Konkuk University, Seoul, Korea.
14. Department of Dermatology, Korea University College of Medicine, Seoul, Korea.
15. Department of Dermatology, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.