Aggravation of clinical manifestations of folic acid deficiency by small daily doses of vitamin B12.
D000740:Anemia / Q000628:therapy*; D005492:Folic Acid; D005494:Folic Acid Deficiency; D006801:Humans; D014805:Vitamin B 12 / Q000009:adverse effects*; D014803:Vitamin B Complex
D014803:Vitamin B Complex; D005492:Folic Acid; D014805:Vitamin B 12
ANEMIA, HYPERCHROMIC/therapy; FOLIC ACID/deficiency; VITAMIN B12/injurious effects