[摘要]目的：比较RapidArc容积旋转调强（volumetric moduoated arc therapy，VMAT）与动态适形调强（dynamic intensitymodulated radiother......

目的：比较RapidArc容积旋转调强（volumetric modulated arc therapy，VMAT）与动态适形调强（ dynamic intensity modulated radiotherapy，d......