Use of folic acid supplements in early pregnancy in relation to maternal plasma levels in week 18 of pregnancy
Molecular nutrition & food research, Volume 57, Issue 4, 2013, Pages 653-660.
Birth cohorts typically measure plasma folate in midgestation, but effects of folic acid supplementation are sometimes specific to the periconceptional period. The relationship between midgestation plasma folate and periconceptional supplementation is not known. We compared plasma folate at week 18 of gestation with self-report use of sup...More
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