1. Division of Gastroenterology, Hepatology and Nutrition, Center for Liver Diseases, Pittsburgh Liver Research Center, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA
2. Gastroenterology and Hepatology Department, Hospital of Santa Creu and Sant Pau, Autonomus University of Barcelona, Barcelona, Spain
3. Centre for Biomedical Research in Liver and Digestive Diseases Network (CIBERehd), Madrid, Spain
4. Inflammatory Diseases, Institut de Recerca de l’Hospital de la Santa Creu i Sant Pau, Biomedical Research Institute Sant Pau (IIB Sant Pau), Barcelona, Spain
5. Digestive Disease Department, Clínic University Hospital, Biomedical Research Institute INCLIVA, Valencia, Spain
6. CIBER-BBN, Centro de Investigación Biomédica en Red de Bioingeniería, Biomateriales y Nanomedicina, Instituto de Salud Carlos III, Madrid, Spain
7. Hospital Santa Creu i Sant Pau, Instituto de Reserca Sant Pau, Universidad Autónoma de Barcelona, Departamento de Anatomía Patológica, Barcelona, Spain
8. Pathology Department, Clínic University Hospital, Biomedical Research Institute INCLIVA, Faculty of Medicine and Dentistry, University of Valencia, Valencia, Spain
9. Liver Unit, Hospital Clinic, Institut d’Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS), Barcelona, Spain
10. Liver Unit, Hospital Universitari Vall d’Hebron, Vall d’Hebron Institute of Research, Universitat Autònoma de Barcelona, Barcelona, Spain
11. Department of Gastroenterology and Hepatology, Hospital General Universitario Gregorio Marañón (IISGM), Madrid, Spain
12. Liver Unit, Department of Gastroenterology and Hepatology, Hospital Universitario Puerta de Hierro-Majadahonda, IDIPHISA, Madrid, Spain
13. Department Internal medicine, Good Samaritan Hospital, Trihealth, Cincinnati, Ohio, USA
14. Department Gastroenterology and Hepatology, University Hospital Marques de Valdecilla, Clinical and Translational Research in Digestive Diseases, Valdecilla Research Institute (IDIVAL), Santander, Spain
15. Department Health and Addictions Research Group, IDIBAPS, Addictions Unit, Psychiatry and Psychology Service, ICN, Red de investigación de atención primaria en adicciones (RIAPad), Hospital Clinic Barcelona, Barcelona, Spain
16. Department of Medicine, Division of Gastroenterology, Schulich School of Medicine, Western University & London Health Sciences Centre, London, Ontario, Canada
17. Department of Epidemiology and Biostatistics, Schulich School of Medicine, Western University, London, Ontario, Canada
18. Departamento de Gastroenterologia, Escuela de Medicina, Pontificia Universidad Catolica de Chile, Santiago, Chile
19. Departamento de hepatología, Clínica Universidad de Navarra, Universidad de Navarra, Unidad hepática, Pamplona, Spain