title: Homocysteine lowering and cognitive performance.
authors.forename: Rajeev L
authors.initials: RL
authors.lastname: Narayan
mesh_terms: D000368:Aged; D003071:Cognition / Q000187:drug effects*; D003072:Cognition Disorders / Q000517:prevention & control*; D019587:Dietary Supplements; D006801:Humans; D020138:Hyperhomocysteinemia / Q000188:drug therapy*; D014803:Vitamin B Complex / Q000494:pharmacology / Q000627:therapeutic use*
chemical_list: D014803:Vitamin B Complex