RT Journal Article SR Electronic T1 Immunosuppressive βig-h3 links tumour stroma and dysfunctional T cells in pancreatic cancer JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 581 OP 581 DO 10.1136/gutjnl-2018-317735 VO 68 IS 4 A1 Christian Alexander Bauer YR 2019 UL http://gut.bmj.com/content/68/4/581.abstract AB