[1] Virginia Commonwealth Univ, Sect Hepatol, 1200 E Broad St,Rm 1478, Richmond, VA 23298 USA
[2] Univ Hlth Network, Univ Toronto, Div Gastroenterol & Hepatol, Toronto, ON, Canada
[3] Univ Pittsburgh, Div Gastroenterol Hepatol & Nutr, Pittsburgh, PA USA
[4] Baylor Univ, Med Ctr, Dallas, TX USA
[5] Mayo Clin, Evidence Based Practice Ctr, Rochester, MN 55905 USA
[6] Yale Sch Med, Sect Digest Dis, New Haven, CT USA
[7] VA Connecticut Healthcare Syst, West Haven, CT USA
[8] Icahn Sch Med Mt Sinai, Dept Pathol Mol & Cell Based Med, New York, NY USA
[9] Texas Childrens Hosp, Baylor Coll Med, Dept Pediat, Houston, TX USA
[10] Texas Childrens Hosp, Div Gastroenterol Hepatol & Nutr, Houston, TX USA
[11] Beth Israel Deaconess Med Ctr, Harvard Med Sch, Dept Radiol, Boston, MA USA
[12] Yale Sch Med, Sect Digest Dis, New Haven, CT USA
[13] Icahn Sch Med Mt Sinai, Dept Diagnost Mol & Intervent Radiol, New York, NY USA
[14] Med Univ South Carolina, Digest Dis Res Ctr, Charleston, SC USA