RT Journal Article SR Electronic T1 Correction: Exosomal CD73 from serum of patients with melanoma suppresses lymphocyte functions and is associated with therapy resistance to anti-PD-1 agents JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP e004043corr1 DO 10.1136/jitc-2021-004043corr1 VO 11 IS 7 YR 2023 UL http://jitc.bmj.com/content/11/7/e004043corr1.abstract