1. Department of Otolaryngology-Head and Neck Surgery (S.W.K., H.S.L., W.J.N., K.D.L.), College of Medicine, Kosin University, 49267 Busan, South Korea
2. Kosin University College of Medicine, and Innovative Biomedical Technology Research Center (S.W.K., S.H.S., H.S.L., W.J.N., C.O., Y.-C.A., K.D.L.), College of Medicine, Kosin University, 49267 Busan, South Korea
3. Department of Biomedical Engineering and Center for Marine-Integrated Biomedical Technology (S.H.S., Y.-C.A.), Pukyong National University, 48513 Busan, South Korea
4. Department of Internal Medicine (C.O.), Kosin University College of Medicine, 49267 Busan, South Korea