The International Study Group for Pancreatic Surgery (ISGPS) Definition and Classification of Postpancreatectomy Mortality. - Giuliani T; Siriwardena AK; Vollmer CM; Hilal MA; Adham M; Barreto SG; Boggi U; Castillo CF; Del Chiaro M; Falconi M; Friess H; Frigerio I; et al. (Annals of surgery, 2026)