1. National Institute of Cancer Research, National Health Research Institutes, Miaoli, Taiwan
2. Department of Otolaryngology, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan
3. National Institute of Cancer Research, National Health Research Institutes, Tainan, Taiwan
4. Pathology Core Laboratory, National Health Research Institutes, Miaoli, Taiwan
5. Institute of Population Health Sciences, National Health Research Institutes, Miaoli, Taiwan
6. Department of Internal Medicine, National Cheng Kung University Hospital, College of Medicine, Tainan, Taiwan
7. Graduate Institute of Basic Medical Science, China Medical University, Taichung, Taiwan