Iron deficiency and "megaloblastoid" marrow.
D000429:Alcohol Oxidoreductases / Q000378:metabolism; D000747:Anemia, Hypochromic / Q000473:pathology*; D001853:Bone Marrow / Q000378:metabolism; D001854:Bone Marrow Cells; D002648:Child; D004912:Erythrocytes; D005492:Folic Acid / Q000097:blood; D006801:Humans; D007223:Infant; D007501:Iron / Q000378:metabolism; D009711:Nucleotides; D014805:Vitamin B 12 / Q000097:blood
D009711:Nucleotides; D005492:Folic Acid; D007501:Iron; D000429:Alcohol Oxidoreductases; D014805:Vitamin B 12