1. Department of Dermatology, Pusan National University School of Medicine, Busan, Korea.
2. Department of Dermatology, School of Medicine, The Catholic University of Korea, Seoul, Korea.
3. Department of Dermatology, Soonchunhyang University College of Medicine, Cheonan, Korea.
4. Department of Dermatology, Yonsei University College of Medicine, Seoul, Korea.
5. Department of Dermatology, Korea University College of Medicine, Seoul, Korea.
6. Department of Dermatology, College of Medicine, Kyung Hee University, Seoul, Korea.
7. Department of Dermatology, Konkuk University School of Medicine, Seoul, Korea.
8. Department of Dermatology, Chungnam National University School of Medicine, Daejeon, Korea.
9. Department of Dermatology, Sungkyunkwan University School of Medicine, Suwon, Korea.
10. Department of Dermatology, School of Medicine, Chosun University, Gwangju, Korea.
11. Department of Dermatology, University of Ulsan College of Medicine, Seoul, Korea.
12. Department of Dermatology, Dongguk University College of Medicine, Gyeongju, Korea.
13. Department of Dermatology, Gachon University College of Medicine, Incheon, Korea.
14. Department of Dermatology, Kyungpook National University School of Medicine, Daegu, Korea.
15. Department of Dermatology, Chonbuk National University Medical School, Jeonju, Korea.
16. Department of Dermatology, Ajou University School of Medicine, Suwon, Korea.
17. Department of Dermatology, Hallym University College of Medicine, Chuncheon, Korea.