[1] Ctr Hosp Univ Montreal, Div Internal Med, Montreal, PQ, Canada
[2] Ctr Hosp Univ Montreal, Div Hepatol, Montreal, PQ, Canada
[3] Univ Calgary, Med, Calgary, AB, Canada
[4] Ctr Hosp Univ Montreal, Div Rheumatol, Dept Med, Montreal, PQ, Canada
[5] Ctr Hosp Univ Montreal, Div Internal Med, Dept Med, Montreal, PQ, Canada