1. Department of Dermatology, Severance Hospital and Cutaneous Biology Research Institute, Yonsei University College of Medicine, Seoul, Korea.
2. Department of Biomedical Sciences, Graduate School of Medical Science, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.
3. Department of Dermatology, The Catholic University of Korea College of Medicine, Seoul, Korea.
4. Department of Biomedical Sciences, Graduate School of Medical Science, Brain Korea 21 Project, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.