title: Failure of early intensive chemotherapy to improve prognosis in childhood acute lymphocytic leukemia.
mesh_terms: D000970:Antineoplastic Agents / Q000008:administration & dosage* / Q000627:therapeutic use; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D004334:Drug Administration Schedule; D004351:Drug Resistance; D004359:Drug Therapy, Combination; D006801:Humans; D007945:Leukemia, Lymphoid / Q000188:drug therapy* / Q000473:pathology; D011379:Prognosis; D011897:Random Allocation; D012008:Recurrence; D013997:Time Factors
chemical_list: D000970:Antineoplastic Agents