RT Journal Article SR Electronic T1 Correction: TERT promoter mutations and other prognostic factors in patients with advanced urothelial carcinoma treated with an immune checkpoint inhibitor JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP e002127corr1 DO 10.1136/jitc-2020-002127corr1 VO 9 IS 9 YR 2021 UL http://jitc.bmj.com/content/9/9/e002127corr1.abstract