1. Department of Dermatology; Chung-Ang University College of Medicine; Seoul Korea
2. Department of Medicine; Graduate School; Chung-Ang University; Seoul Korea
3. Department of Otorhinolaryngology; Chung-Ang University College of Medicine; Seoul Korea
4. Department of Dermatology; College of Medicine; Catholic Kwandong University; International St. Mary's Hospital; Incheon Korea
5. Medical IT Convergence Research Center; Korea Electronics Technology Institute; Gyeonggi-do Korea