Three beam scheme is the optimal choice of conformal radiotherapy plan for esophageal carcinoma as concerning the dose distribution to lung and spinal cord.
综合考虑对脊髓和肺的影响，三野计划为食管癌适形放疗的较优方案。
Three beam scheme is the optimal choice of conformal radiotherapy plan for esophageal carcinoma as concerning the dose distribution to lung and spinal cord.
综合考虑对脊髓和肺的影响，三野计划为食管癌适形放疗的较优方案。
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