这个词是什么意思？
A condition produced by dietary or metabolic deficiency. The term includes all diseases caused by an insufficient supply of essential nutrients, i.e., protein (or amino acids), vitamins, and minerals. It also includes an inadequacy of calories. (From Dorland, 27th ed; Stedman, 25th ed)
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D003677 · MeSH 2026。
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