Investigation and analysis on the frequency and dose of medical exposure for radiologists in Langfang
ZHANG Jie, GUO Yunfei, HUANG Jie, REN Yang, WANG Na, LI Shaojing, XU Ping, WANG Xinwei
中国辐射卫生 . 2018, (5): 472 -475 .  DOI: 10.13491/j.issn.1004-714x.2018.05.014