1. Translational Medicine Group Pomeranian Medical University in Szczecin Szczecin Poland
2. RARE‐LIVER European Reference Network
3. Institute of Medical Biometry and Epidemiology University Medical Centre Hamburg‐Eppendorf Hamburg Germany
4. Division of Gastroenterology and Hepatology, Department of Internal Medicine Maastricht University Medical Center+ Maastricht The Netherlands
5. Department of Medicine and Martin Zeitz Centre for Rare Diseases University Medical Centre Hamburg‐Eppendorf Hamburg Germany
6. Hamburg Center for Translational Immunology (HCTI) Hamburg Germany
7. Liver and Internal Medicine Unit Medical University of Warsaw Warsaw Poland
8. Department of Medicine II Saarland University Medical Center Homburg Germany
9. Laboratory of Metabolic Liver Diseases, Department of General, Transplant and Liver Surgery Medical University of Warsaw Warsaw Poland
10. Dutch Liver Patients Association Hoogland The Netherlands
11. Department of Psychosomatic Medicine and Psychotherapy University Medical Center Hamburg‐Eppendorf Hamburg Germany
12. Department of Medicine University Medical Centre Hamburg‐Eppendorf Hamburg Germany