 To investigate the effect of BCL-2/MYC double-hit on prognosis in diffuse large B-cell lymphoma?DLBCL?.     ///    BCL-2/MYC genes double-hit was the factor for the adverse outcome in DLBCL patients.     ///    [Prognostic analysis of BCL-2/MYC double- hit in diffuse large B-cell lymphoma].. 