1. Blood and Tissue Bank of Catalonia (Banc de Sang i Teixits de Catalunya), Transfusion Safety Laboratory, Barcelona, Spain
2. Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBEREhd), Instituto de Salud Carlos III, Madrid, Spain
3. Vall d’Hebron Institute of Research (VHIR), Vall d’Hebron Universitary Hospital, Barcelona, Spain
4. Enteric Virus Laboratory, Department of Genetics, Microbiology and Statistics, School of Biology, and Institute of Nutrition and Safety, University of Barcelona, Barcelona, Spain
5. Liver Unit, Internal Medicine Department, Vall d’Hebron Universitary Hospital and Universitat Autonoma de Barcelona, Barcelona, Spain
6. Liver Pathology Laboratory, Microbiology and Biochemistry Department, Vall d’Hebron Clinical Laboratories, Vall d’Hebron Universitary Hospital, Barcelona, Spain