Hodgkin DiseaseLymphomaLymphoma, B-CellLymphoma, Non-HodgkinLymphoma, T-CellReed-Sternberg CellsLymphoma, Large B-Cell, DiffuseLymphoma, FollicularBurkitt LymphomaLymphoma, B-Cell, Marginal ZoneLymphoma, Large-Cell, AnaplasticLymphoma, Mantle-CellLymphoma, AIDS-RelatedLymphoma, T-Cell, CutaneousLymphoma, T-Cell, PeripheralAntigens, CD30VincristinePrednisoneBleomycinHerpesvirus 4, HumanDoxorubicinEpstein-Barr Virus InfectionsLymphoma, Large-Cell, ImmunoblasticAntigens, CD20Antineoplastic Combined Chemotherapy ProtocolsProcarbazineAntibodies, Monoclonal, Murine-DerivedCyclophosphamideVinblastineB-LymphocytesImmunohistochemistryImmunophenotypingTranslocation, GeneticLymph NodesDacarbazinePrognosisTreatment OutcomeMediastinal NeoplasmsLymphoma, Extranodal NK-T-CellProto-Oncogene Proteins c-bcl-6Retrospective StudiesEtoposideRemission InductionCombined Modality TherapyNeoplasm StagingMechlorethamineSurvival RateChromosomes, Human, Pair 14Gene RearrangementGerminal CenterDisease-Free SurvivalAntibodies, MonoclonalTransplantation, AutologousCell Line, TumorNeoplasms, Second PrimaryTumor Markers, BiologicalChromosomes, Human, Pair 18Antineoplastic AgentsLeukemia, Lymphocytic, Chronic, B-CellSurvival AnalysisGene Rearrangement, B-Lymphocyte, Heavy ChainRecurrenceImmunoglobulin Heavy ChainsTumor Cells, CulturedGene Expression Regulation, NeoplasticFatal OutcomeSalvage TherapyGenes, ImmunoglobulinLymphoproliferative DisordersPolymerase Chain ReactionThymus NeoplasmsCentral Nervous System NeoplasmsGene Rearrangement, B-LymphocyteDNA, NeoplasmBiopsyFlow CytometryNeoplasm ProteinsPositron-Emission TomographyLymphocytesViral Matrix ProteinsIn Situ Hybridization, FluorescenceEye NeoplasmsLeukemiaFollow-Up StudiesAntigens, CDPseudolymphomaRadiotherapyT-LymphocytesNose NeoplasmsMycosis FungoidesApoptosisSkin NeoplasmsRisk FactorsTime FactorsOctamer Transcription Factor-2Hematopoietic Stem Cell TransplantationBase SequenceAntigens, CD79Lymphatic DiseasesGenes, rel