1. Storr Liver Centre Westmead Institute for Medical Research Westmead Hospital and University of Sydney Westmead NSW 2145 Australia
2. Section of Gastroenterology and Hepatology PROMISE University of Palermo Palermo 90133 Italy
3. Medical School Sir Charles Gairdner Hospital Unit University of Western Australia Nedlands WA 6009 Australia
4. Gastroenterology Hospital Clinico Universitario de Valladolid School of Medicine Valladolid University Valladolid 47002 Spain
5. Liver Research Unit Instituto de Investigacion Sanitaria Princesa University Hospital Santa Cristina CIBERehd Madrid 28009 Spain
6. Gastroenterology and Hepatology Department Marqués de Valdecilla University Hospital Santander 39008 Spain
7. Department of Internal Medicine Catholic University of the Sacred Heart Rome 20123 Italy
8. Virgen del Rocío University Hospital Institute of Biomedicine of Seville Sevilla 41013 Spain
9. Division of Hepatology Department of Medicine II Leipzig University Medical Center Leipzig 04103 Germany
10. Department of Medicine University of Helsinki and Helsinki University Hospital and Minerva Foundation Institute for Medical Research Helsinki 00290 Finland
11. Division of Gastroenterology Department of Medical Science University of Turin Turin 10124 Italy