1. Department of Dermatology Hospital Universitari Vall d'Hebron Barcelona Spain
2. Facultat de Medicina Universitat Autònoma de Barcelona Barcelona Spain
3. Pathology Department Hospital Universitari Vall d'Hebron Barcelona Spain
4. Infectious Diseases Department Hospital Universitari Vall d'Hebron Barcelona Spain
5. Liver Unit Department of Internal Medicine Hospital Universitari Vall d'Hebron Barcelona Spain
6. Centro de Investigación Biomédica de Enfermedades Hepáticas y Digestivas (CIBERehd) Instituto de Salud Carlos III Madrid Spain