[1] CHU Poitiers, Lab Virol & Mycobacteriol, 2 Rue Miletrie, F-86000 Poitiers, France
[2] Univ Poitiers, LITEC, EA4331, Poitiers, France
[3] CHU Poitiers, Serv Malad Infect, F-86000 Poitiers, France
[4] Hasselt Univ, Interuniv Inst Biostat & Stat Bioinformat, Hasselt, Belgium
[5] Univ Lille 2, EA2694, Lille, France
[6] Polyclin Bordeaux Rive Droite, Serv Gastroenterol & Hepatol, Bordeaux, France
[7] INSERM, U1070, Poitiers, France