Purpose:Radiotherapy has been increasingly adopted in clinical practice for tumor treatment.FDS Team has been focused on......

Purpose:Pencil beam dose calculation algorithm(PBDCA),due to its efficiency and robustness,has been widely used in most ......

目的研究和比较目前放射治疗计划系统中常用的几种组织非均匀性修正方法。方法通过真实病人算例对不同修正方法的计算精度和计算速......