Effect of a thrombin receptor (protease-activated receptor 1, PAR-1) gene polymorphism in chronic hepatitis C liver fibrosis - Martinelli, Ana de Lourdes Candolo; Knapp, Susanne; Anstee, Quentin; Worku, Mulugeta; Tommasi, Anna; Zucoloto, Sérgio; Goldin, Robert; Thursz, Mark (Journal of Gastroenterology and Hepatology, 2008)