Precursor Cell Lymphoblastic Leukemia-LymphomaLeukemia, LymphoidAsparaginasePrecursor B-Cell Lymphoblastic Leukemia-LymphomaLeukemia, Lymphocytic, Chronic, B-CellLeukemiaLeukemia, Myeloid, AcuteAntineoplastic Combined Chemotherapy ProtocolsMethotrexate6-MercaptopurinePrecursor T-Cell Lymphoblastic Leukemia-LymphomaGene Expression Regulation, LeukemicRemission InductionLeukemia-Lymphoma, Adult T-CellNeoplasm, ResidualBurkitt LymphomaCore Binding Factor Alpha 2 SubunitLeukemia, B-CellVincristineRecurrenceLeukemic InfiltrationTranslocation, GeneticPrognosisCytarabineBone MarrowCranial IrradiationKaryotypingAntineoplastic AgentsPhiladelphia ChromosomeTreatment OutcomeChromosomes, Human, Pair 12DaunorubicinImmunophenotypingGene RearrangementOncogene Proteins, FusionDisease-Free SurvivalMyeloid-Lymphoid Leukemia ProteinPrednisoneLeukemia, T-CellLeukemia, Myelogenous, Chronic, BCR-ABL PositiveIkaros Transcription FactorBlast CrisisChromosome AberrationsDrug Resistance, NeoplasmLeukemia, Biphenotypic, AcuteChromosomes, Human, Pair 21Survival AnalysisAntibiotic ProphylaxisDNA, NeoplasmB-LymphocytesSurvival RateLeukemia, ExperimentalCombined Modality TherapySurvivorsNeprilysinAntimetabolites, AntineoplasticNeoplasm ProteinsBone Marrow TransplantationDexamethasoneRisk FactorsFusion Proteins, bcr-ablPrednisolonePloidiesAcute DiseaseTime FactorsCyclophosphamideImmunoglobulin Heavy ChainsChromosomes, Human, Pair 9Tumor Cells, CulturedAntigens, NeoplasmCyclin-Dependent Kinase Inhibitor p15Antigens, CD19Reduced Folate Carrier ProteinInfant, NewbornDoxorubicinProto-Oncogene Proteins c-etsFlow CytometryChromosomes, Human, Pair 11Injections, SpinalDrug Administration SchedulePolymerase Chain ReactionLymphomaCase-Control StudiesRemission, SpontaneousTransplantation, HomologousCentral Nervous System NeoplasmsFollow-Up StudiesLeukemia, MyeloidChemotherapy, AdjuvantLymphocytesVidarabineNeoplasms, Second PrimaryNeoplastic Stem CellsTeniposideChromosome DisordersHLA-DRB4 ChainsBase SequencePolyglutamic AcidRetrospective StudiesLeukemia Virus, Murine