title: [Radiotherapy of the central nervous system in acute leukemia].
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D001921:Brain / Q000528:radiation effects; D001932:Brain Neoplasms / Q000517:prevention & control*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007938:Leukemia / Q000532:radiotherapy*; D008297:Male; D008727:Methotrexate / Q000008:administration & dosage; D008875:Middle Aged; D011878:Radiotherapy / Q000009:adverse effects
chemical_list: D008727:Methotrexate