Purpose:The purpose of this paper is to study the MLC leakage radiation between two rows of blades and between adjacent ......

Purpose:The efficacy of spatially fractionated(GRID)radiotherapy for treating bulky tumors has been recognized and demon......

目的定量研究多叶准直器(MLC)位置误差对固定野动态调强放疗(dMLC-IMRT)计划的剂量学影响，为该治疗技术确立MLC质控精度和运行容差......