Leukemia, Lymphocytic, Chronic, B-CellLeukemia, LymphoidPrecursor Cell Lymphoblastic Leukemia-LymphomaLeukemiaLeukemia, Myeloid, AcuteLeukemia, B-CellIncidenceLeukemia, T-CellLeukemia, Myelogenous, Chronic, BCR-ABL PositiveLeukemic InfiltrationPrecursor B-Cell Lymphoblastic Leukemia-LymphomaLeukemia, Biphenotypic, AcuteGene Expression Regulation, LeukemicAsparaginaseLeukemia, ExperimentalVidarabineBone MarrowB-LymphocytesMethotrexateRemission, SpontaneousCytarabineLymphocytes, NullLeukemia, MyeloidAntineoplastic AgentsLymphomaImmunoglobulin Heavy ChainsVincristine6-MercaptopurineRemission InductionBurkitt LymphomaLeukemia-Lymphoma, Adult T-CellTranslocation, GeneticReceptors, Antigen, B-CellPrognosisLeukemia, Hairy CellZAP-70 Protein-Tyrosine KinaseDNA, NeoplasmKaryotypingAcute DiseaseAntineoplastic Combined Chemotherapy ProtocolsRosette FormationChlorambucilChromosomes, Human, 6-12 and XPhiladelphia ChromosomeBlast CrisisLeukemia Virus, MurineChromosome AberrationsAnisocoriaFusion Proteins, bcr-ablMyeloid-Lymphoid Leukemia ProteinTumor Cells, CulturedLymphocytesAntigens, NeoplasmRecurrenceCorneal PerforationAntigens, CD5T-LymphocytesDNA NucleotidylexotransferaseAntibodies, MonoclonalNeoplasm ProteinsTreatment OutcomeCladribineFlow CytometryCyclophosphamideLeukemia, Radiation-InducedLeukemia, Monocytic, AcuteChromosomes, Human, Pair 14Antigens, CD38Base SequenceDrug Resistance, NeoplasmMutationAntigens, SurfaceImmunoglobulin Variable RegionNeprilysinBone Marrow TransplantationTime FactorsImmunophenotypingDaunorubicinLeukemia, ProlymphocyticMolecular Sequence DataLeukemia, Prolymphocytic, T-CellSurvival AnalysisPolymerase Chain ReactionCell Transformation, NeoplasticChromosomes, Human, Pair 11PrednisoneSurvival RateProto-Oncogene ProteinsCyclin-Dependent Kinase Inhibitor p15Chromosomes, Human, Pair 9Risk FactorsLeukemia L1210Hematologic NeoplasmsDrug Administration ScheduleApoptosisChromosomes, Human, Pair 13Leukemia, Large Granular LymphocyticBlotting, SouthernAntibodies, NeoplasmAntibodies, Monoclonal, Murine-Derived