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bi yan ai ni xiang diao qiang ji hua zhong she ye fang xiang dui ji liang fen bu de ying xiang
Author(s): 
Pages: 2758-2760
Year: Issue:  15
Journal: The Journal of Practical Medicine

Abstract: 目的:探讨射野方向对鼻咽癌逆向调强计划中靶区和正常组织剂量分布的影响.方法:收集2008年12月至2009年9月在我科治疗的初诊鼻咽癌患者12例,每例患者行CT模拟定位,设计3种不同射野方向的5野调强放疗计划,Ⅰ方案:O°、72°、144°、216°、288°;Ⅱ方案:270°、315°、0°、45°、90°;Ⅲ方案:270°、225°、180°、135°、90°,授予靶区处方剂量及正常组织限制剂...
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