1 I. Department of Medicine, University Medical Center Hamburg-Eppendorf, Hamburg, Germany; European Reference Network for Hepatological Diseases (ERN RARE-LIVER).
2 Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota.
3 Jackson Memorial Hospital, University of Miami, Miami, Florida.
4 Translational Gastroenterology Unit, John Radcliffe Hospital and Nuffield Department of Medicine, University of Oxford, Oxford, United Kingdom.
5 Clinic of Gastroenterology, Helsinki University Central Hospital, Helsinki, Finland; European Reference Network for Hepatological Diseases (ERN RARE-LIVER).
6 I. Department of Medicine, University Medical Center Hamburg-Eppendorf, Hamburg, Germany; Martin Zeitz Center for Rare Diseases, University Medical Center Hamburg-Eppendorf, Hamburg, Germany; Hamburg Center for Translational Immunology (HCTI), University Medical Center Hamburg-Eppendorf, Hamburg, Germany; European Reference Network for Hepatological Diseases (ERN RARE-LIVER). Electronic address: c.schramm@uke.de.