1. Department of Radiation Oncology, Peking University First Hospital, Peking University, Beijing, China
2. State Key Laboratory of Natural and Biomimetic Drugs, School of Pharmaceutical Sciences, Peking University, Beijing, China
3. Department of Radiation Oncology, Jiangsu Cancer Hospital Affiliated with Nanjing Medical University, Nanjing, China
4. Tangshan People's Hospital, Hebei, China
5. Beijing Reciproca Pharmaceutical Co. Ltd., Beijing, China