Trifluridine/tipiracil enhances radiation-induced abscopal effects and augments PD-1 blockade in gastric cancer. - Asakawa T; Kinoshita J; Doden K; Hayashi K; Hayashi S; Saito H; Tsuji T; Yamamoto D; Moriyama H; Nomura S; Yamamoto Y; Inaki N (Scientific reports, 2026)