TY - JOUR AU - Rehermann, Barbara TI - Chronic Infections with Hepatotropic Viruses: Mechanisms of Impairment of Cellular Immune Responses SN - 0272-8087 SN - 1098-8971 PY - 2007 JO - Semin Liver Dis JF - Seminars in Liver Disease LA - EN VL - 27 IS - 02 SP - 152 EP - 160 DA - 2007/05/22 DO - 10.1055/s-2007-979468 UR - http://www.thieme-connect.com/products/ejournals/abstract/10.1055/s-2007-979468 ER -