title: Low-dose radiation therapy for leukemic involvement of the central nervous system.
mesh_terms: D001921:Brain / Q000528:radiation effects; D002490:Central Nervous System / Q000528:radiation effects*; D002493:Central Nervous System Diseases / Q000517:prevention & control / Q000532:radiotherapy*; D002648:Child; D006801:Humans; D007278:Injections, Spinal; D007938:Leukemia / Q000188:drug therapy / Q000517:prevention & control / Q000532:radiotherapy*; D008727:Methotrexate / Q000008:administration & dosage / Q000627:therapeutic use; D011379:Prognosis; D011879:Radiotherapy Dosage; D012075:Remission, Spontaneous; D013116:Spinal Cord / Q000528:radiation effects; D013997:Time Factors
chemical_list: D008727:Methotrexate