Heidelberg University - Department of General, Visceral and Transplantation Surgery, Heidelberg University, Heidelberg University, Heidelberg University, Heidelberg University, Heidelberg University, Heidelberg University, University Hospital Würzburg - Department of General, Visceral, Transplant, Vascular and Pediatric Surgery, University Hospital Würzburg, University of Verona - Department of General and Pancreatic Surgery, University of Verona, Katharinenhospital, Katharinenhospital, University of Freiburg - Medical Center, University of Freiburg - Medical Center, Schleswig-Holstein University, Schleswig-Holstein University, Justus Liebig University Giessen, Justus Liebig University Giessen, General Public Hospital of the Brothers of St. John of God, General Public Hospital of the Brothers of St. John of God, University of Ljubljana - University Medical Centre Ljubljana, University of Ljubljana - University Medical Centre Ljubljana, Heidelberg University, Heidelberg University - Department of General, Visceral and Transplantation Surgery, Heidelberg University, Heidelberg University - Department of General, Visceral and Transplantation Surgery and Heidelberg University - Department of General, Visceral and Transplantation Surgery

University of Amsterdam - Amsterdam UMC, University of Amsterdam - Amsterdam UMC, University of Amsterdam - Amsterdam UMC, University of Amsterdam - Amsterdam UMC, University of Insubria, Linkoping University - Linköping University Hospital, University of Pisa - Department of Translational Research on New Technologies in Medicine and Surgery, University of Gothenburg - Sahlgrenska University Hospital, University of Amsterdam - Amsterdam UMC, Pederzoli Hospital-Peschiera del Garda, Istituto Clinico Humanitas, Università di Bologna, Beaujon Hospital, University of Oslo - Institute of Clinical Medicine, University Hospital of Verona, Università Vita-Salute San Raffaele - IRCCS Ospedale San Raffaele, Grande Ospedale Metropolitano Niguarda, University of Hamburg - University Medical Center Hamburg-Eppendorf, University of Amsterdam - Cancer Center Amsterdam, Erasmus University Rotterdam (EUR) - Department of Surgery, University of Groningen - Department of Surgery, Schleswig-Holstein University, University of Oslo - Oslo University Hospital, University of Helsinki, Emory University - Emory University Hospital, Medisch Spectrum Twente, Catharina Hospital - Department of Surgery, Fondazione Poliambulanza Istituto Ospedaliero, University of Birmingham, King’s College London - Institute of Liver Studies, University Medical Center Utrecht, University Hospital of Verona, Università Vita-Salute San Raffaele - IRCCS Ospedale San Raffaele, University of Southampton, Regione Emilia-Romagna - Division of Pancreatic Surgery, University Hospital of Orléans - Department of Digestive and Endocrine Surgery, University of Verona - Department of General and Pancreatic Surgery, Linkoping University - Linköping University Hospital, Government of the United Kingdom - Royal Free London NHS Foundation Trust, University of Ljubljana - University Medical Centre Ljubljana, UKSH Campus Lübeck - Department of Surgery, Istituto Clinico Humanitas, Fondazione Poliambulanza Istituto Ospedaliero, University of Amsterdam - Department of Clinical Epidemiology, Biostatistics and Bioinformation, University of Amsterdam - Amsterdam University Medical Centers, University of Jordan and Independent

University of Ljubljana, Institute of Oncology Ljubljana - Department of Experimental Oncology, University of Ljubljana - University Medical Centre Ljubljana, University of Ljubljana - University Medical Centre Ljubljana, University of Ljubljana - University Medical Centre Ljubljana, Institute of Oncology Ljubljana, University of Ljubljana, University of Ljubljana, University of Ljubljana, University of Ljubljana, University of Ljubljana, University of Ljubljana, Institute of Oncology Ljubljana, Institute of Oncology Ljubljana - Department of Experimental Oncology, University of Ljubljana, Institute of Oncology Ljubljana - Department of Experimental Oncology and University of Ljubljana - University Medical Centre Ljubljana