title: Toxicity of leukaemia therapy in children with Down syndrome.
mesh_terms: D001853:Bone Marrow / Q000187:drug effects*; D002648:Child; D004314:Down Syndrome / Q000150:complications*; D006801:Humans; D007945:Leukemia, Lymphoid / Q000188:drug therapy*; D008727:Methotrexate / Q000009:adverse effects*; D009059:Mouth Diseases / Q000139:chemically induced*; D014456:Ulcer / Q000139:chemically induced
chemical_list: D008727:Methotrexate