1. Department of Pharmacology, Yonsei University College of Medicine, Seoul 03722, Republic of Korea
2. Department of Medicine, Physician-Scientist Program, Yonsei University Graduate School of Medicine, Seoul 03722, Republic of Korea
3. Department of Dermatology, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul 06591, Republic of Korea
4. Department of Statistics and Actuarial Science, Soongsil University, Seoul 06978, Republic of Korea
5. Graduate School of Medical Science, Brain Korea 21 Project, Yonsei University College of Medicine, Seoul 03722, Republic of Korea