Non-functional pancreatic neuroendocrine tumours: ATRX/DAXX and alternative lengthening of telomeres (ALT) are prognostically independent from ARX/PDX1 expression and tumour size. - Hackeng WM; Brosens LAA; Kim JY; O'Sullivan R; Sung YN; Liu TC; Cao D; Heayn M; Brosnan-Cashman J; An S; Morsink FHM; Heidsma CM; et al. (Gut, 2022)