RT Journal Article SR Electronic T1 Correction: Limited efficacy of APRIL CAR in patients with multiple myeloma indicate challenges in the use of natural ligands for CAR T-cell therapy JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP e006699corr1 DO 10.1136/jitc-2023-006699corr1 VO 11 IS 7 YR 2023 UL http://jitc.bmj.com/content/11/7/e006699corr1.abstract