title: Letter: Leukemia in the elderly.
mesh_terms: D000367:Age Factors; D000368:Aged; D003561:Cytarabine / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans; D015470:Leukemia, Myeloid, Acute / Q000188:drug therapy*; D013866:Thioguanine / Q000008:administration & dosage* / Q000627:therapeutic use
chemical_list: D003561:Cytarabine; D013866:Thioguanine