1. Department of Dermatology, The Catholic University of Korea, College of Medicine, Seoul, Korea.
2. Department of Dermatology, Chungnam National University School of Medicine, Daejeon, Korea.
3. Department of Dermatology, Yonsei University College of Medicine, Seoul, Korea.
4. Department of Dermatology, SMG-SNU Boramae Medical Center, Seoul National University of College of Medicine, Seoul, Korea.
5. Department of Dermatology, Inha University College of Medicine, Incheon, Korea.
6. Department of Dermatology, School of Medicine, Kyungpook National University, Daegu, Korea.
7. Department of Dermatology, School of Medicine, Pusan National University, Busan, Korea.
8. Department of Dermatology, St. Vincent’s Hospital, College of Medicine, The Catholic University of Korea, Suwon, Korea.
9. Department of Dermatology, Ajou University School of Medicine, Suwon, Korea.
10. Department of Dermatology, Dankook University College of Medicine, Cheonan, Korea.
11. Department of Dermatology, Chung-Ang University College of Medicine, Seoul, Korea.
12. Department of Dermatology, Korea University College of Medicine, Seoul, Korea.
13. Department of Dermatology, University of Ulsan School of Medicine, Seoul, Korea.
14. Department of Dermatology, Jeonbuk National University Medical School, Jeonju, Korea.
15. Department of Dermatology, Chosun University College of Medicine, Gwangju, Korea.
16. Department of Dermatology, Hallym University College of Medicine, Seoul, Korea.
17. Department of Dermatology, Kyung Hee University School of Medicine, Seoul, Korea.
18. Department of Dermatology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seoul, Korea.
19. Department of Dermatology, Seoul National University College of Medicine, Seoul, Korea.
20. Department of Dermatology, Konkuk University School of Medicine, Seoul, Korea.