1. Department of Biomedical Informatics, College of Medicine, Konyang University, Daejeon, Korea
2. Konyang Medical Data Research group-KYMERA, Konyang University Hospital, Daejeon, Korea
3. Healthcare Data Verification Center, Konyang University Hospital, Daejeon, Korea
4. Department of Otorhinolaryngology–Head and Neck Surgery, College of Medicine, Konyang University Hospital, Daejeon, Korea