3,000
Participants
Start Date
June 1, 2021
Primary Completion Date
October 31, 2021
Study Completion Date
December 15, 2021
definitive radiotherapy or definitive chemoradiotherapy
A total dose of radiation therapy should be more than 50Gy
Department of Radiation Oncology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College (PUMC), Beijing
Chinese Academy of Medical Sciences
OTHER