Hodgkin DiseaseLymphomaLymphoma, B-CellLymphoma, Non-HodgkinLymphoma, T-CellReed-Sternberg CellsLymphoma, Large B-Cell, DiffuseLymphoma, FollicularBurkitt LymphomaLymphoma, B-Cell, Marginal ZoneLeukocyte CountLymphoma, Large-Cell, AnaplasticLymphoma, Mantle-CellLymphoma, AIDS-RelatedLymphoma, T-Cell, CutaneousLymphoma, T-Cell, PeripheralAntigens, CD30LeukocytesVincristinePrednisoneBleomycinHerpesvirus 4, HumanDoxorubicinAntineoplastic Combined Chemotherapy ProtocolsEpstein-Barr Virus InfectionsLymphoma, Large-Cell, ImmunoblasticAntigens, CD20PrognosisCyclophosphamideProcarbazineTreatment OutcomeRetrospective StudiesAntibodies, Monoclonal, Murine-DerivedImmunophenotypingImmunohistochemistryBlood Cell CountVinblastineB-LymphocytesTranslocation, GeneticRemission InductionLymph NodesDacarbazineSurvival RateRisk FactorsTime FactorsEtoposideMediastinal NeoplasmsSurvival AnalysisLymphoma, Extranodal NK-T-CellCombined Modality TherapyLeukocytosisLymphocytesDisease-Free SurvivalProto-Oncogene Proteins c-bcl-6Antineoplastic AgentsAntibodies, MonoclonalRecurrenceFollow-Up StudiesGene RearrangementNeoplasm StagingTransplantation, AutologousPolymerase Chain ReactionTumor Markers, BiologicalMechlorethamineCell Line, TumorFlow CytometryChromosomes, Human, Pair 14Leukemia, Lymphocytic, Chronic, B-CellEgg WhiteGerminal CenterNeoplasms, Second PrimaryBone MarrowFatal OutcomeErythrocyte CountChromosomes, Human, Pair 18LeukemiaTumor Cells, CulturedProspective StudiesGene Rearrangement, B-Lymphocyte, Heavy ChainEuropean Continental Ancestry GroupHematologic TestsCohort StudiesImmunoglobulin Heavy ChainsGene Expression Regulation, NeoplasticAntigens, CDIncidenceNeoplasm ProteinsBiopsyDNA, NeoplasmSalvage TherapyBiological MarkersGenes, ImmunoglobulinCase-Control StudiesCytarabineBase SequenceLymphoproliferative DisordersPredictive Value of TestsThymus NeoplasmsCentral Nervous System NeoplasmsHematopoietic Stem Cell Transplantation