Phenytoin and folate deficiency: failure to show dose dependency.
D004827:Epilepsy / Q000097:blood / Q000188:drug therapy; D005492:Folic Acid / Q000097:blood; D005494:Folic Acid Deficiency / Q000139:chemically induced*; D006801:Humans; D010672:Phenytoin / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use; D013997:Time Factors
D010672:Phenytoin; D005492:Folic Acid