Failure patterns of locoregional recurrence after reducing target volumes in patients with nasopharyngeal carcinoma receiving adaptive replanning during intensity-modulated radiotherapy: a single-center experience in China

鼻咽癌患者接受调强放射治疗期间自适应重计划后缩小靶区体积，局部区域复发失败模式：中国单中心经验