[1] Univ Amiens Nord, Ctr Hosp, Delegat Rech Clin & Innovat, F-80054 Amiens, France
[2] CHRU Reims, Serv Hepatogastroenterol, Reims, France
[3] INSERM, Biostat & Methodol Unit Fed Francophone Cancerol, U866, Dijon, France
[4] Univ Mediterranee, CHRU AP HM La Timone, Serv Hepatogastroenterol & Oncol Digest, Marseille, France
[5] CHRU Lyon, Serv Hepatogastroenterol, Lyon, France
[6] Ctr Reg Lutte Canc Eugene Marquis, Rennes, France
[7] European Univ Brittany, Brittany, France
[8] CHRU Lille, Serv Hepatogastroenterol, Lille, France
[9] CHRU Bordeaux St Andre, Serv Hepatogastroenterol, Bordeaux, France
[10] CHRU Vandoeuvre les Nancy, Serv Hepatogastroenterol, Nancy, France
[11] CHU Grenoble, Serv Hepatogastroenterol, Grenoble, France
[12] CHRU Bordeaux Pessac, Serv Hepatogastroenterol, Bordeaux, France
[13] CHU Besancon, Serv Hepatol, Besancon, France
[14] Novartis Pharmaceut, F-92506 Rueil Malmaison, France
[15] CHU Bichat, AP HP, Serv Hepatogastroenterol, Paris, France