1. Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), Instituto de Salud Carlos III, Barcelona, Spain
2. Department of Surgery, Hospital de Mataró, Mataró, Spain
3. Department of Cell Biology, Physiology and Immunology, Universitat Autònoma de Barcelona, Barcelona, Spain
4. Department of Surgery, Hospital de Mataró, Universitat Autónoma de Barcelona, C/ Cirera s/n, Mataró, Barcelona 08304, Spain