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