Chinese academy of medical sciences, Beijing, Beijing, China
Department of Radiation Oncology, Cancer Hospital, National Cancer Center, Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College (PUMC), Beijing, China
National Cancer Center/Cancer Hosptial, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, Beijing, China
Department of Radiation Oncology, Cancer Hospital, National Cancer Center, Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College (PUMC), Beijing, Beijing, China
Department of Radiation Oncology, Cancer Hospital, National Cancer Center, Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College (PUMC), Beijing, China
Guangdong Province Center for Diseases Control and Prevention, Guangzhou, Guangdong, China
Cancer Hospital, Chinese Acadamy of Medical Sceinces, Beijing, China
Hubei Province Center for Diseases Control and Prevention, Wuhan, Hubei, China