Investigation and analysis of radiotherapy and nuclear medicine exposure frequency of 13 hospitals in Shandong Province in 2016
YANG Shuhui, LIU Qian, SONG Gang, LI Hailiang, NIU Fei, CHEN Rui, MIN Nan, LIU Fang, CHEN Yingmin
中国辐射卫生 . 2020, (6): 586 -589 .  DOI: 10.13491/j.issn.1004-714X.2020.06.002