1. Department of Medical Sciences, Division of Gastroenterology and Hepatology University of Turin Turin Italy
2. Metabolic Liver Disease Research Program, I. Department of Medicine University Medical Center of the Johannes Gutenberg‐University Mainz Germany
3. University Medical Center, Institute of Translational Immunology and Research Center for Immunotherapy Johannes Gutenberg‐University Mainz Germany
4. Beth Israel Deaconess Medical Center, Division of Gastroenterology Harvard Medical School Boston Massachusetts USA
5. Department of Internal Medicine II Saarland University Medical Center Homburg Germany