1. Department of Otorhinolaryngology–Head and Neck Surgery, College of Medicine Konyang University Daejeon Republic of Korea
2. Department of Biomedical Informatics, College of Medicine Konyang University Daejeon Republic of Korea
3. Department of Otorhinolaryngology–Head and Neck Surgery Chuncheon Sacred Heart Hospital
4. Institute of New Frontier Research Hallym University College of Medicine Chuncheon Republic of Korea
5. Department of Otorhinolaryngology–Head and Neck Surgery, Asan Medical Center University of Ulsan College of Medicine Seoul Republic of Korea