1. Department of Hepatogastroenterology; Rouen University Hospital; Rouen; France
2. Department of Virology; Rouen University Hospital; Rouen; France
3. Department of Hepatogastroenterology; Caen University Hospital; Caen; France
4. Department of Virology; Caen University Hospital; Caen; France
5. Department of Hepatogastroenterology; Lille University Hospital; Lille; France
6. Department of Hepatogastroenterology; Amiens University Hospital; Amiens; France