1. Department of Medical Oncology, Affiliated Cancer Hospital & Cancer Center of Guangzhou Medical University, Guangzhou, China
2. Department of Clinical Immunology, The Third Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
3. State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine and Department of Neurosurgery and Neuro-oncology, Sun Yat-sen University Cancer Center, Guangzhou, China
4. Department of Otorhinolaryngology, The Affiliated Hexian Memorial Hospital of Southern Medical University, Guangzhou, China