Lymphoma, Large-Cell, ImmunoblasticImmunoblastic LymphadenopathyLymphomaLymphoma, Non-HodgkinLymphoma, AIDS-RelatedLymphoma, Large B-Cell, DiffuseLymphatic DiseasesLymphoma, B-CellLymph NodesVincristinePrednisoneHerpesvirus 4, HumanB-LymphocytesCyclophosphamideSarcoma, KaposiDoxorubicinImmunophenotypingBleomycinImmunohistochemistryAntineoplastic Combined Chemotherapy ProtocolsPrognosisT-Lymphocytes