Human Immunodeficiency Vírus (HIV) infection is associated to more severe liver disease in patients with chronichepatitis C - Torres, M. C. R.; Figueiredo, J.; Ramalho, Leandra Naíra Zambelli; Zucoloto, Sérgio; Martinelli, Ana de Lourdes Candolo (British Association for the Study of the Liver Annual Meeting 2003 BASL, 2003)