RecruitingPhase 2Drug trialPhase 2 Study Of Mosunetuzumab In Patients With Chronic Lymphocytic Leukemia With Positive MRDThe purpose of this study is to assess the therapeutic efficacy of mosunetuzumab, a bispecific antibody targeting CD20 and CD3 in patients who have detectable chronic lymphocytic leukemia (CLL) after receiving Bruton's tyrosine kinase inhibitors (BTKis) for at least 6 months and have no clinical or laboratory evidence of disease progression.