1. Department of Nuclear Medicine, Chang Gung Memorial Hospital, Chiayi 613016, Taiwan
2. College of Medicine, Chang Gung University, Taoyuan 330036, Taiwan
3. Department of Otorhinolaryngology-Head and Neck Surgery, Chang Gung Memorial Hospital, Taoyuan 333423, Taiwan
4. Department of Hematology and Oncology, Chang Gung Memorial Hospital, Chiayi 613016, Taiwan
5. Department of Otorhinolaryngology-Head and Neck Surgery, Chang Gung Memorial Hospital, Chiayi 613016, Taiwan
6. Department of Radiation Oncology, Chang Gung Memorial Hospital, Chiayi 613016, Taiwan
7. Department of Diagnostic Radiology, Chang Gung Memorial Hospital, Chiayi 613016, Taiwan
8. Department of Otorhinolaryngology-Head and Neck Surgery, Chang Gung Memorial Hospital, Kaohsiung 833253, Taiwan