1. Department of Dermatology, Konkuk University School of Medicine, Seoul, Korea.
2. Department of Dermatology, The Catholic University of Korea, Bucheon St. Mary's Hospital, Bucheon, Korea.
3. Medical Affairs, Janssen Korea, Seoul, Korea.
4. Department of Dermatology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea.
5. Department of Dermatology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
6. Department of Dermatology, Pusan National University School of Medicine, Busan, Korea.
7. Department of Dermatology, Chung-Ang University Hospital, Seoul, Korea.
8. Department of Dermatology, Chonbuk National University Medical School, Jeonju, Korea.
9. Department of Dermatology, Catholic University of Daegu School of Medicine, Daegu, Korea.
10. Department of Dermatology, Kyung Hee University Medical Center, Seoul, Korea.
11. Department of Dermatology, National Medical Center, Seoul, Korea.
12. Department of Dermatology, Kyungpook National University Hospital, Daegu, Korea.
13. Department of Dermatology, Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.
14. Department of Dermatology, Hallym University Sacred Heart Hospital, Anyang, Korea.
15. Department of Dermatology, Hanyang University Medical Center, Seoul, Korea.
16. Department of Dermatology, Korea University Guro Hospital, Seoul, Korea.
17. Department of Dermatology, Chosun University Hospital, Gwangju, Korea.
18. Department of Dermatology, Wonju Severance Christian Hospital, Wonju, Korea.
19. Department of Dermatology, Chungbuk National University College of Medicine, Cheongju, Korea.
20. Department of Dermatology, Chonnam National University Hospital, Gwangju, Korea.
21. Department of Dermatology, Kosin University College of Medicine, Busan, Korea.
22. Department of Dermatology, Dong-A University Hospital, Busan, Korea.
23. Department of Dermatology, Dankook University Hospital, Cheonan, Korea.
24. Department of Dermatology, The Catholic University of Korea, Seoul St. Mary's Hospital, Seoul, Korea.
25. Department of Dermatology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.