title: CNS-directed therapy in childhood acute lymphoblastic leukaemia.
authors.affiliation: Department of Haematology and Oncology, Hospitals for Sick Children, London.
authors.forename: I M
authors.initials: IM
authors.lastname: Hann
mesh_terms: D016543:Central Nervous System Neoplasms / Q000556:secondary* / Q000628:therapy*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008727:Methotrexate / Q000627:therapeutic use; D054198:Precursor Cell Lymphoblastic Leukemia-Lymphoma / Q000628:therapy*; D011878:Radiotherapy / Q000009:adverse effects
chemical_list: D008727:Methotrexate