1. Faculty of Medicine, School of Medicine, National Yang Ming Chiao Tung University, Taipei 112, Taiwan
2. Otolaryngology, Far Eastern Memorial Hospital, New Taipei City 220, Taiwan
3. Head and Neck Cancer Surveillance and Research Group, Far Eastern Memorial Hospital, New Taipei City 220, Taiwan
4. Department of Electrical Engineering, Yuan Ze University, Taoyuan 320, Taiwan
5. Department of Oncology and Hematology, Far Eastern Memorial Hospital, New Taipei City 220, Taiwan
6. Graduate Institute of Medicine, Yuan Ze University, Taoyuan 320, Taiwan
7. Division of Radiation Oncology, Far Eastern Memorial Hospital, New Taipei City 220, Taiwan
8. Department of Biomedical Imaging and Radiological Sciences, National Yang Ming Chiao Tung University, Taipei 112, Taiwan
9. Institute of Traditional Medicine, School of Medicine, National Yang Ming Chiao Tung University, Taipei 112, Taiwan