1. Department of Otorhinolaryngology Head and Neck Surgery, the First Hospital of Jilin University, Changchun, China
2. Department of Radiation Oncology, the First Hospital of Jilin University, Changchun, China
3. Department of Radiology, the Third People’s Hospital of Shenzhen, Shenzhen, China
4. Department of Radiology, the first hospital of Jilin University, Changchun, China