1. Department of Nasopharyngeal Carcinoma, Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangdong Key Laboratory of NPC Diagnosis and Therapy, Guangzhou, China
2. Department of Radiotherapy, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Guangzhou, China
3. Department of Medical 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 NPC Diagnosis and Therapy, Guangzhou, China
4. Clinical Research Design Division, Sun Yat-sen Memorial Hospital, Guangzhou, China
5. Department of Medical Imaging, Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangdong Key Laboratory of NPC Diagnosis and Therapy, Guangzhou, China
6. Medical Affairs Office, The Fifth Affiliated Hospital of Sun Yat-sen University, Guangzhou, China