Output dose investigation and analysis of external beam radiotherapy in Beijing
FENG Zechen, MA Yongzhong, WANG Hongfang, SUN Yaru, ZHANG Zhibin, LOU Yun
中国辐射卫生 . 2021, (2): 123 -128 .  DOI: 10.13491/j.issn.1004-714X.2021.02.001