Fig. 1: CONSORT flow diagram.

Among the 7 patients who were excluded from the study during screening, 2 failed in preculture, 1 had negative expression of both CD19 and CD20 by immunohistochemistry, and 4 had disease progression while waiting for hospitalisation. Among the 92 enroled patients, one patient failed leukapheresis, and another had AEs after leukapheresis. Before infusion, 1 patient had serious AEs, and 2 could not tolerate pretreatment due to disease progression. AEs adverse events.