1. Immunology Unit; Department of Biomedical Sciences; University of Barcelona Medical School; Barcelona Spain
2. Barcelona Hepatic Hemodynamic Laboratory; Liver Unit; Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS); Hospital Clínic de Barcelona; University of Barcelona Medical School; Barcelona Spain
3. Division of Immunology; Beth Israel Deaconess Medical Center; Harvard Medical School; Boston MA USA