LymphomaHodgkin DiseaseLymphoma, B-CellLymphoma, Non-HodgkinLymphoma, T-CellLymphoma, Large B-Cell, DiffuseLymphoma, FollicularBurkitt LymphomaLymphoma, B-Cell, Marginal ZoneReed-Sternberg CellsLymphoma, Mantle-CellLymphoma, Large-Cell, AnaplasticLymphoma, T-Cell, CutaneousLymphoma, AIDS-RelatedLymphoma, T-Cell, PeripheralAntigens, CD30VincristineLymphoma, Large-Cell, ImmunoblasticPrednisoneAntigens, CD20Antibodies, Monoclonal, Murine-DerivedDoxorubicinHerpesvirus 4, HumanAntineoplastic Combined Chemotherapy ProtocolsCyclophosphamideBleomycinTranslocation, GeneticEpstein-Barr Virus InfectionsB-LymphocytesLymphoma, Extranodal NK-T-CellImmunophenotypingImmunohistochemistryLymph NodesPrognosisProcarbazineTreatment OutcomeChromosomes, Human, Pair 14Proto-Oncogene Proteins c-bcl-6Gene RearrangementChromosomes, Human, Pair 18Antibodies, MonoclonalRetrospective StudiesRemission InductionMediastinal NeoplasmsCombined Modality TherapyVinblastineNeoplasm StagingEtoposideSurvival RateCell Line, TumorLeukemia, Lymphocytic, Chronic, B-CellAntineoplastic AgentsTransplantation, AutologousThymus NeoplasmsGerminal CenterCentral Nervous System NeoplasmsTumor Markers, BiologicalImmunoglobulin Heavy ChainsDisease-Free SurvivalSurvival AnalysisDacarbazineTumor Cells, CulturedPolymerase Chain ReactionFatal OutcomeEye NeoplasmsGene Expression Regulation, NeoplasticRecurrenceDNA, NeoplasmPseudolymphomaLeukemiaMechlorethamineLymphoproliferative DisordersNose NeoplasmsGene Rearrangement, B-Lymphocyte, Heavy ChainSkin NeoplasmsGenes, ImmunoglobulinBiopsyNeoplasms, Second PrimaryIn Situ Hybridization, FluorescenceMycosis FungoidesFlow CytometryNeoplasm ProteinsBase SequenceSalvage TherapyTime FactorsMolecular Sequence DataGene Rearrangement, B-LymphocyteT-LymphocytesFollow-Up StudiesApoptosisLymphocytesAntigens, CDPositron-Emission TomographyRisk FactorsProto-Oncogene Proteins c-bcl-2Gene Expression ProfilingNeoplasmsGenes, mycRadioimmunotherapyLeukemia, B-Cell