No abstract available
MeSH terms
-
Cognition
-
Folic Acid / administration & dosage
-
Folic Acid / adverse effects*
-
Homocysteine / blood
-
Humans
-
Methylmalonic Acid / blood
-
Vitamin B 12 Deficiency / etiology*
Substances
-
Homocysteine
-
Methylmalonic Acid
-
Folic Acid