Preoperative lymphocyte signature predicts pancreatic fistula after pancreatoduodenectomy. - Garnier J; Bellan G; Palen A; Durand X; Ewald J; Ben Amara A; Rouvière MS; Choisy B; Verdonk F; Gaudilliere B; Gouarné C; Turrini O; et al. (Communications medicine, 2026)