1. Department of Internal Medicine IV; University Hospital Heidelberg; Heidelberg Germany
2. Liver Cancer Center Heidelberg; University Hospital Heidelberg; Heidelberg Germany
3. Institute of Pathology; University Hospital Heidelberg; Heidelberg Germany
4. National Center for Tumor Diseases; University Hospital Heidelberg; Heidelberg Germany
5. Second Department of Neurology; Institute of Psychiatry and Neurology; Warsaw Poland
6. Department of Neurology; University Hospital Dresden; Dresden Germany
7. Department of Neurology; University Hospital Duesseldorf; Duesseldorf Germany
8. Department of Gastroenterology and Oncology; Deaconess Hospital Leipzig; Leipzig Germany
9. Department of General and Transplant Surgery; University Hospital Heidelberg; Heidelberg Germany
10. Department of Clinical and Experimental Pharmacology; Medical University of Warsaw; Warsaw Poland
11. Department of Hepatology and Metabolic Center; University of Leuven; Leuven Belgium