title: Disappearance of chromosomal abnormalities in megaloblastic anaemia after treatment.
mesh_terms: D000748:Anemia, Macrocytic / Q000188:drug therapy*; D001803:Blood Transfusion; D001853:Bone Marrow / Q000187:drug effects; D001854:Bone Marrow Cells; D002869:Chromosome Aberrations / Q000187:drug effects*; D006801:Humans; D014805:Vitamin B 12 / Q000627:therapeutic use*
chemical_list: D014805:Vitamin B 12