Quality control and protection test and analysis of some radiodiagnostic equipment in Gansu Province, China
WANG Yun, WU Jialong, ZHANG Hanyu, WANG Jie, YANG Haiyan
中国辐射卫生 . 2022, (1): 23 -26,32 .  DOI: 10.13491/j.issn.1004-714X.2022.01.005