The exposure dose of lens in maxillofacial panoramic examination
GAO Zeyu, WANG Lihua, LI Tengfei, ZHU Jianguo, YANG Shuhui
中国辐射卫生 . 2019, (3): 282 -285 .  DOI: 10.13491/j.issn.1004-714x.2019.03.017