title: Letter: Adult acute leukemia: cerebral degeneration.
mesh_terms: D000328:Adult; D001927:Brain Diseases / Q000209:etiology*; D006801:Humans; D007278:Injections, Spinal; D007945:Leukemia, Lymphoid / Q000188:drug therapy / Q000532:radiotherapy / Q000628:therapy*; D008297:Male; D008727:Methotrexate / Q000008:administration & dosage / Q000009:adverse effects*; D011878:Radiotherapy / Q000009:adverse effects*
chemical_list: D008727:Methotrexate