The Position Error Analysis and Quality Control of Electron Portal Imaging Device (EPID) in Cervical Carcinoma Reverse Cancer Intensity Modulated Radiotherapy
LIANG Guang-li, DU Wu, JIANG Sheng-peng, SUN Jian
中国辐射卫生 . 2012, (4): 387 -389 .  DOI: 10.13491/j.cnki.issn.1004-714x.2012.04.071