1. Sun Yat‐sen University Cancer Center State Key Laboratory of Oncology in South China Collaborative Innovation Center for Cancer Medicine Guangzhou P. R. China
2. Department of Nasopharyngeal Carcinoma Sun Yat‐sen University Cancer Center Guangzhou P. R. China
3. Department of Oncology The First Affiliated Hospital of Gannan Medical University Ganzhou P. R. China
4. Department of Oncology The First Affiliated Hospital, Jinan University Guangzhou China