El-Serag Hashem B, Kanwal Fasiha
Section of Gastroenterology and Hepatology, Michael E DeBakey VA Medical Center and Baylor College of Medicine, and Houston VA HSR&D Center for Innovations in Quality, Effectiveness and Safety, Houston, TX.
Hepatology. 2014 Sep;60(3):779-81. doi: 10.1002/hep.27172. Epub 2014 Jun 20.