Affiliation: | 1. Department of Dermatology, Chung‐Ang University College of Medicine, Seoul, Korea;2. Department of Dermatology, Myongji Hospital, Seonam University College of Medicine, Goyang, Korea;3. Department of Dermatology, Seoul Paik Hospital, Inje University College of Medicine, Seoul, Korea;4. Department of Dermatology, Konkuk University School of Medicine, Seoul, Korea;5. Research Institute of Medical Science, Konkuk University, Seoul, Korea |