1. Department of Dermatology, Pusan National University School of Medicine, Yangsan, Korea.
2. Department of Dermatology, Pusan National University Yangsan Hospital, Yangsan, Korea.
3. Bio-Medical Research Institute, Pusan National University Hospital, Busan, Korea.
4. Research Institute for Convergence of Biomedical Science and Technology, Pusan National University Yangsan Hospital, Yangsan, Korea.