RT Journal Article SR Electronic T1 Correction: A systemically deliverable Vaccinia virus with increased capacity for intertumoral and intratumoral spread effectively treats pancreatic cancer JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP e001624corr1 DO 10.1136/jitc-2020-001624corr1 VO 9 IS 10 YR 2021 UL http://jitc.bmj.com/content/9/10/e001624corr1.abstract