1. Department of Dermatology; School of Medicine; Pusan National University; 305 Guduk-ro, Seo-gu 49241 Busan 602-739 Korea
2. Research Institute for Convergence of Biomedical Science and Technology; Pusan National University Yangsan Hospital; 50612 Yangsan Korea
3. Biomedical Research Institute; Pusan National University Hospital; 49241 Busan Korea