A field research on the ionizing radiation level and protective effect in X-ray bedside radiography
CHEN Biao, CHEN Chunhui, GAO Linfeng, YAO Jie, XIAO Hong
中国辐射卫生 . 2019, (2): 135 -138 .  DOI: 10.13491/j.issn.1004-714x.2019.02.006