1. Department of Radiation Oncology Sun Yat‐sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and Therapy Guangzhou People’s Republic of China
2. Department of Radiation oncology Cancer Center, First People’s Hospital of Foshan Affiliated to Sun Yat‐sen University Foshan People’s Republic of China
3. Imaging Diagnosis and Interventional Center State Key Laboratory of Oncology in South China, Sun Yat‐sen University Cancer Center, Collaborative Innovation Center for Cancer Medicine Guangzhou People’s Republic of China
4. Department of Medical Statistics and Epidemiology School of Public Health, SunYat‐sen University Guangzhou People’s Republic of China