| Affiliation: | 1. Department of Radiation Oncology, Biomedical Research Institute, Pusan National University Hospital and Pusan National University School of Medicine, Pusan National University, Busan, Korea;2. Department of Otorhinolaryngology, Biomedical Research Institute, Pusan National University Hospital and Pusan National University School of Medicine, Pusan National University, Busan, Korea;3. Department of Nuclear Medicine, Biomedical Research Institute, Pusan National University Hospital and Pusan National University School of Medicine, Pusan National University, Busan, Korea;4. Department of Radiation Oncology, Yangsan Pusan National University Hospital, Yangsan, Korea;5. Department of Otorhinolaryngology, Yangsan Pusan National University Hospital, Yangsan, Korea |
