title: Intensive therapy in childhood acute lymphoblastic leukemia: a report from the Polish Children's Leukemia and Lymphoma Study Group after 11 years.
mesh_terms: D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D002648:Child; D005500:Follow-Up Studies; D006801:Humans; D007945:Leukemia, Lymphoid / Q000188:drug therapy* / Q000401:mortality; D011044:Poland; D011336:Probability; D013997:Time Factors