Vitamin B12, serum folate, and hypochromic anemia.
D000747:Anemia, Hypochromic / Q000097:blood* / Q000150:complications; D005492:Folic Acid / Q000097:blood*; D005494:Folic Acid Deficiency / Q000150:complications; D006801:Humans; D014805:Vitamin B 12 / Q000097:blood*; D014806:Vitamin B 12 Deficiency / Q000150:complications
D005492:Folic Acid; D014805:Vitamin B 12