Neutropenia, lymphopenia, and hypogammaglobulinemia after BCMA CAR-T. (A) Incidence and severity of neutropenia up to 1 year after BCMA CAR-T. (B) Incidence and severity of lymphopenia up to 1 year after BCMA CAR-T. (C) Incidence and severity of hypogammaglobulinemia up to 1 year after BCAM CAR-T. Number of patients evaluable in each 3-month time block is shown on the x axis.