Study on Method of Determining Longitudinal Position of the Primary Isocenter Based on Volume Ratio of Marker Structures
LIU Yehong1a, CHENG Long1b, SHI Feiyue1a,2, WANG Min1a, ZHAO Huanyu1a, WEI Xiaowei1a
China Medical Devices . 2023, (7): 1 -6 .  DOI: 10.3969/j.issn.1674-1633.2023.07.001