Changes of vitamin D status during pregnancy.
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Abbreviation: 25(OH)D, 25-hydroxyvitamin D. 25(OH)D≤50, vitamin D deficiency; 50<25(OH)D<75, vitamin D insufficiency; 25(OH)D≥75, vitamin D sufficiency; *, p<0.01 compared to the 2nd and the 3rd trimester.
创建时间：
2014-03-07
