International Liver Surgery Outcomes Study

"All indications (including benign and living donor resections), all co-morbidities, open, laparoscopic or robotic, single wedge resections to extended liver resections, single or two-stage hepatectomies, procedures with liver volume enhancement such as portal vein embolization (PVE), portal vein ligation (PVL), Associating Liver Partition and Portal vein Ligation for Staged hepatectomy (ALPPS), resections involving cold perfusion (ex-situ and ante-situ)"