LIVERATION trial: a multicentre European randomised study on radiofrequency margin coagulation and its impact on oncological outcomes after liver surgery - study protocol. - Luque Villalobos E; Ielpo B; Aldrighetti L; Anselmo A; Beghdadi N; Berardi G; Briceño F; Ciria R; Dorcaratto D; Durczynski A; Ettorre GM; Delvecchio A; et al. (BMJ open, 2025)