1. Department of Biomedical Engineering, College of Medical Convergence, Catholic Kwandong University, Gangneung, Republic of Korea
2. Department of Otorhinolaryngology-Head and Neck Surgery, Korea University College of Medicine, Seongbuk, Republic of Korea
3. Department of Bio-Mechatronic Engineering, College of Biotechnology and Bioengineering, Sungkyunkwan University, Jangan, Suwon, Republic of Korea