RecruitingPhase 2Drug trialThe Efficacy and Safety of Pola-ZR-Glo in Older Treatment-naive Patients With LBCLThis is a prospective, single-center, open-label, single-arm clinical study designed to evaluate the efficacy and safety of Pola-ZR-Glo (Polatuzumab Vedotin, Zanubrutinib, Lenalidomide and Glofitamab) regimen in older treatment-naive patients with large B-cell lymphoma.