PT - JOURNAL ARTICLE ED - , TI - Correction: Dual PD-L1 and TGF-b blockade in patients with recurrent respiratory papillomatosis AID - 10.1136/jitc-2021-003113corr1 DP - 2021 Oct 01 TA - Journal for ImmunoTherapy of Cancer PG - 1--1 VI - 9 IP - 10 4099 - http://jitc.bmj.com/content/9/10/1.short 4100 - http://jitc.bmj.com/content/9/10/1.full SO - J Immunother Cancer2021 Oct 01; 9