1. Department of Biomedical Informatics, Ajou University School of Medicine, Suwon, Korea.
2. Wellness Technology R&D Group, Korea Institute of Industrial Technology, Ansan, Korea.
3. Department of Otolaryngology, Ajou University School of Medicine, Suwon, Korea.
4. Department of Surgey, Ajou University School of Medicine, Suwon, Korea.