1. Department of Dermatology, Chung-Ang University College of Medicine, Seoul, Korea
2. Department of Medicine, Graduate School, Chung-Ang University, Seoul, Korea
3. K1MED Co., Ltd. 205, 206, 207, 209 Woolim e-Biz Center II, Seoul, Korea
4. Department of Dermatology, College of Medicine, Catholic Kwandong University, International St. Mary’s Hospital, Incheon, Korea