1. State Key Laboratory of Oral Diseases National Clinical Research Center for Oral Diseases Chinese Academy of Medical Sciences Research Unit of Oral Carcinogenesis and Management West China Hospital of Stomatology Sichuan University Chengdu Sichuan 610041 China
2. Department of Otolaryngology, Head and Neck Surgery West China Hospital Sichuan University Chengdu Sichuan 610041 China
3. College of Stomatology Chongqing Medical University Chongqing Key Laboratory of Oral Diseases and Biomedical Sciences Chongqing 401147 China