vatamin deficiency是什么意思

用法例句

Effects of vitamin A deficiency on growth and development of female rats;

维生素A缺乏对雌性大鼠生长发育及胚胎影响

Criteria for evaluation of conjunctival impression cytology (CIC) in early screening of vitamin A deficiency;

眼结膜印迹细胞法在维生素A缺乏早期筛查中评价标准的探讨

Effects of vitamin A deficiency and its supplementation on tibial growth in rats;

孕期和生后维生素A缺乏及干预对幼鼠胫骨生长的影响

Effectiveness of Providing β-Carotene Rich Sweet Potato to Children with VitA Deficiency;

结果经过50d干预后,干预组维生素A缺乏率明显下降,对照组儿童维生素A缺乏率没有明显变化,两组相比差异有统计学意义(χ2=16。