1. Department of Head and Neck Oncology Cancer Center, West China Hospital of Sichuan University Chengdu Sichuan P.R. China
2. State Key Laboratory of Biotherapy West China Hospital of Sichuan University Chengdu Sichuan P.R. China
3. Department of Radiation Oncology Cancer Center, West China Hospital of Sichuan University Chengdu Sichuan P.R. China