title: Folic acid and the nervous system.
mesh_terms: D000368:Aged; D005494:Folic Acid Deficiency / Q000150:complications*; D006801:Humans; D008297:Male; D009422:Nervous System Diseases / Q000139:chemically induced*; D014805:Vitamin B 12 / Q000009:adverse effects*
chemical_list: D014805:Vitamin B 12