Folates and the fetus.
D000757:Anencephaly / Q000209:etiology; D000013:Congenital Abnormalities / Q000209:etiology*; D004912:Erythrocytes / Q000032:analysis; D005260:Female; D005492:Folic Acid / Q000097:blood; D005494:Folic Acid Deficiency / Q000150:complications*; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011248:Pregnancy Complications; D011250:Pregnancy Complications, Hematologic; D011446:Prospective Studies; D012189:Retrospective Studies
D005492:Folic Acid