Affiliation: | a Department of Surgery, Laboratory for Hepatobiliary Research, Swiss Hepato-Pancreato-Biliary Center, University Hospital of Zurich, Zurich, Switzerland b Department of Pathology, Laboratory for Hepatobiliary Research, Swiss Hepato-Pancreato-Biliary Center, University Hospital of Zurich, Zurich, Switzerland c Department of Clinical Chemistry, Laboratory for Hepatobiliary Research, Swiss Hepato-Pancreato-Biliary Center, University Hospital of Zurich, Zurich, Switzerland |