title: Folic acid and vitamin B12 in long-term anticonvulsant therapy.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000927:Anticonvulsants / Q000009:adverse effects / Q000627:therapeutic use*; D002648:Child; D004827:Epilepsy / Q000097:blood / Q000188:drug therapy*; D004909:Erythrocyte Indices; D005492:Folic Acid / Q000097:blood*; D005494:Folic Acid Deficiency / Q000139:chemically induced; D006801:Humans; D008875:Middle Aged; D011863:Radioimmunoassay; D012306:Risk; D013997:Time Factors; D014805:Vitamin B 12 / Q000097:blood*
chemical_list: D000927:Anticonvulsants; D005492:Folic Acid; D014805:Vitamin B 12