Graduate Program in Medicine:Hepatology;
Federal University of Health Sciences of Porto Alegre;
Porto Alegre 90050-170;
Brazil;
Gastroenterology and Hepatology Unit;
Irmandade Santa Casa de Misericórdia de Porto Alegre;
Porto Alegre 90020-090;
Brazil;
Department of Medicine;
Division of Gastroenterology and Infectious Diseases;
University of Minnesota;
Minneapolis;
MN 55812;
United States;
Department of Gastroenterology and Hepatology;
Erasmus Medical Center;
Rotterdam NL-3015;
The Netherlands;
Department of Gastroenterology;
Hepatology and Endocrinology;
Hannover Medical School;
Hannover 30625;
Germany;
Hepatocellular carcinoma; Immunology; Hepatocarcinogenesis; Surveillance; Biomarker; Immunotherapy;