1 Department of Head and Neck Surgery, School of Medicine, Hunan Cancer Hospital and Affiliated Cancer Hospital of Xiangya, Central South University, No.283, Tongzipo Road, Yuelu District, 410013, Changsha, Hunan Province, People's Republic of China. lijinyun26@163.com.
2 Department of Head and Neck Surgery, School of Medicine, Hunan Cancer Hospital and Affiliated Cancer Hospital of Xiangya, Central South University, No.283, Tongzipo Road, Yuelu District, 410013, Changsha, Hunan Province, People's Republic of China.
3 Department of Head and Neck Surgery, School of Medicine, Hunan Cancer Hospital and Affiliated Cancer Hospital of Xiangya, Central South University, No.283, Tongzipo Road, Yuelu District, 410013, Changsha, Hunan Province, People's Republic of China. lizan270@163.com.