Folic acid supplementation before pregnancy remains inadequate.
Huttly
W J
WJ
Wald
N J
NJ
Walters
J C
JC
D019587:Dietary Supplements; D004314:Down Syndrome / Q000517:prevention & control; D005260:Female; D005492:Folic Acid / Q000008:administration & dosage*; D006801:Humans; D016742:Preconception Care; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods; D013222:State Medicine; D006113:United Kingdom
D005492:Folic Acid