Folic acid supplementation to prevent neural tube defects.
Welch
J P
JP
D005260:Female; D005492:Folic Acid / Q000008:administration & dosage*; D005527:Food, Fortified; D006801:Humans; D009436:Neural Tube Defects / Q000517:prevention & control*; D011247:Pregnancy; D011295:Prenatal Care; D012008:Recurrence
D005492:Folic Acid