[1] Grp Hosp Pitie Salpetriere, Dept Nephrol, F-75634 Paris, France
[2] Grp Hosp Pitie Salpetriere, Dept Virol Lab, F-75634 Paris, France
[3] Grp Hosp Pitie Salpetriere, Dept Infect Dis, F-75634 Paris, France
[4] Hop Bichat Claude Bernard, Dept Pharmacol, F-75877 Paris 18, France
[5] Grp Hosp Pitie Salpetriere, Dept Hepatol, F-75634 Paris, France