Cognitive impairment in older Americans in the age of folic acid fortification.
Berry
Robert J
RJ
Carter
Heather K
HK
Yang
Quanhe
Q
D000368:Aged; D003072:Cognition Disorders / Q000517:prevention & control*; D005492:Folic Acid / Q000008:administration & dosage* / Q000097:blood; D005527:Food, Fortified; D006801:Humans; D008875:Middle Aged; D014805:Vitamin B 12 / Q000097:blood
D005492:Folic Acid; D014805:Vitamin B 12