Investigation and analysis of medical radiation protection in medical institutions in Lhasa, Tibet, 2016-2017
XIE Borong, ZHANG Qiang, WU Fang, YAN Xianmeng, DAWA Zhaxi
中国辐射卫生 . 2018, (6): 555 -557 .  DOI: 10.13491/j.issn.1004-714x.2018.06.010