[1] Univ Barcelona, Hosp Clin, Barcelona, Spain
[2] Bern Univ, Bern, Switzerland
[3] Duke Clin Res Inst, Durham, NC USA
[4] Liver Inst Virginia, Richmond, VA USA
[5] Univ Virginia, Charlottesville, NC USA
[6] Med Univ South Carolina, Charleston, SC USA
[7] Texas Clin Res Inst, Arlington, TX USA
[8] Inst Digest Hlth & Liver Dis, Baltimore, MD USA
[9] Pinnacle Clin Res, San Antonio, TX USA
[10] Beth Israel Deaconess Med Ctr, Boston, MA 02215 USA
[11] Harvard Med Sch, Boston, MA USA
[12] Inova Fairfax Hosp, Falls Church, VA USA
[13] Virginia Commonwealth Univ, Richmond, VA USA
[14] Gilead Sci Inc, 353 Lakeside Dr, Foster City, CA 94404 USA
[15] Hop La Pitie Salpetriere, Paris, France