Affiliation: | 1. Department of Surgery, Section for Hepato-Pancreato-Biliary Surgery, Aarhus University Hospital, Aarhus, Denmark;2. Department of Clinical Epidemiology, Aarhus University Hospital, Aarhus, Denmark Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA;3. Department of Clinical Epidemiology, Aarhus University Hospital, Aarhus, Denmark |