| Affiliation: | 1. Department of Head and Neck Surgery, University of Texas MD Anderson Cancer Center, Houston, Texas;2. Department of Radiology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China;3. Department of Epidemiology, University of Texas MD Anderson Cancer Center, Houston, Texas;4. Department of Oral and Maxillofacial Surgery, Guangdong General Hospital and Guangdong Academy of Medical Science, Guangzhou, China;5. Department of Epidemiology and Biostatistics, School of Public Health, Huazhong University of Science and Technology, Wuhan, China;6. Department of Otorhinolaryngology, Union Hospital of Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China;7. Duke Cancer Institute, Duke University Medical Center, Durham, North Carolina |
