这个词是什么意思？
The effects of ionizing and nonionizing radiation upon living organisms, organs and tissues, and their constituents, and upon physiologic processes. It includes the effect of irradiation on food, drugs, and chemicals.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D011830 · MeSH 2026。
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