RecruitingPhase 2Drug trialObinutuzumab in Combination With Lenalidomide in Relapsed or Refractory Marginal Zone LymphomaThis is a prospective, multicenter clinical study that will enroll 59 patients with relapsed and refractory (R/R) MZL. The study is designed to evaluate the efficacy and safety of the combination of obinutuzumab and lenalidomide in the treatment of relapsed and refractory marginal zone lymphoma (MZL).