Objective:To study the technique, treatment outcome and side effects of the local advanced esophageal cancer treated with 3 dimensional conformal radiotherapy(3DCRT).
目的：对局部晚期食管癌三维适形放疗方法、疗效及毒副作用进行探讨。
Objective:To study the technique, treatment outcome and side effects of the local advanced esophageal cancer treated with 3 dimensional conformal radiotherapy(3DCRT).
目的：对局部晚期食管癌三维适形放疗方法、疗效及毒副作用进行探讨。
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