Department of Oncology, Beijing Shijitan Hospital, Capital Medical University, Beijing 100038, China;
Department of Radiation Oncology, Beijing Puren Hospital, Beijing 100062, China;
Department of Oncology, Beijing Shijitan Hospital, Capital Medical University, Beijing 100038, China;
College of Life Science and Technology, Beijing University of Chemical Technology, Beijing 100029, China;
Department of Radiation Oncology, Tiantan Hospital, Capital Medical University,Beijing 100050, China;
Department of Neurosurgery, Tiantan Hospital, Capital Medical University,Beijing 100050, China;