1. Department of Dermatology; Asan Medical Center; University of Ulsan College of Medicine; Seoul Korea
2. Department of Dermatology; Sanggye Paik Hospital; Inje University College of Medicine; Seoul Korea
3. Department of Dermatology; Chung-Ang University College of Medicine; Seoul Korea
4. Department of Dermatology; College of Medicine; Korea University; Seoul Korea
5. Department of Dermatology and Cutaneous Biology Research Institute; Yonsei University College of Medicine; Seoul Korea
6. Department of Dermatology; Hanyang University College of Medicine; Guri Korea
7. Department of Dermatology; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
8. Department of Dermatology; Seoul National University College of Medicine; Seoul Korea
9. Department of Dermatology; College of Medicine; The Catholic University of Korea; Seoul Korea
10. Department of Dermatology; Pusan National University School of Medicine; Busan Korea
11. Department of Dermatology; Kosin University College of Medicine; Busan Korea
12. Department of Dermatology; Ajou University School of Medicine; Suwon Korea
13. Department of Dermatology; Kwandong University College of Medicine; Goyang Korea
14. Department of Dermatology; College of Medicine; Catholic University of Daegu; Daegu Korea
15. Department of Dermatology; Yeungnam University College of Medicine; Daegu Korea
16. Department of Dermatology; Chonnam National University Medical School; Gwangju Korea