Guangxi Medical University - Department of Radiation Oncology, Hainan Cancer Hospital - Department of Radiation Oncology, First People’s Hospital of Yulin City - Department of Radiation Oncology, People’s Hospital of Beihai City - Department of Radiation Oncology, Liuzhou Worker Hospital - Department of Radiation Oncology, People’s Hospital of Liuzhou City - Department of Radiation Oncology, Yulin Red Cross Hospital - Department of Radiation Oncology, Guilin Medical University - Affiliated Hospital, Department of Radiation Oncology, Wuzhou Red Cross Hospital - Department of Radiation Oncology, People’s Hospital of Hainan Province - Department of Radiation Oncology, People’s Hospital of Hainan Province - Department of Radiation Oncology, Guangxi Medical University - Department of Radiation Oncology, Guangxi Medical University - Department of Radiation Oncology, Guangxi Medical University - Department of Radiation Oncology, Guangxi Medical University - Department of Radiation Oncology, Guangxi Medical University - Department of Radiation Oncology, Guangxi Medical University - Department of Radiation Oncology, Guangxi Medical University - Department of Radiation Oncology, The State Key Laboratory of Translational Medicine and Innovative Drug Development, Guangxi Medical University - Department of Radiation Oncology and Guangxi Medical University - Department of Radiation Oncology