RT Journal Article SR Electronic T1 Response to: ‘Patterns of PD-L1 expression and CD8 T cell infiltration in gastric adenocarcinomas and associated immune stroma’ JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP gutjnl-2017-315843 DO 10.1136/gutjnl-2017-315843 A1 Sascha Rahn A1 Sandra Krüger A1 Christoph Röcken A1 Ole Helm A1 Susanne Sebens YR 2018 UL http://gut.bmj.com/content/early/2018/02/06/gutjnl-2017-315843.abstract AB