“niacin deficiency”的概念、定义、翻译、参考文献-科学参考

单词	niacin deficiency
释义	niacin deficiency Encyclopedia 医学营养缺乏病释 niacin deficiency叶酸缺乏病因叶酸摄入不足或吸收利用障碍引起的，以巨幼红细胞性贫血、胎儿宫内发育迟缓、胎儿神经管畸形等为特征的营养缺乏病。医学营养缺乏病释 niacin deficiency烟酸缺乏病由烟酸摄入不足或吸收代谢障碍引起的营养缺乏病。由于皮肤病变是烟酸缺乏病明显的早期症状，故烟酸缺乏病又称糙皮病或癞皮病。
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