动态多叶光栅准直器的技术现状及发展趋势
郭召
Technical Status and Development Trend of Dynamic Multileaf Grating Collimator
GUO Zhao
中国医疗设备 . 2021, (1): 154 -158 .  DOI: 10.3969/j.issn.1674-1633.2021.01.035