[1] Virginia Commonwealth Univ, Sect Hepatol, Richmond, VA USA
[2] Northwestern Med, Div Gastroenterol & Hepatol, Chicago, IL USA
[3] Northwestern Univ, Feinberg Sch Med, Chicago, IL USA
[4] Univ Toronto, Univ Hlth Network, Div Gastroenterol & Hepatol, Toronto, ON, Canada
[5] Baylor Univ, Med Ctr, Dallas, TX USA
[6] Mayo Clin, Evidence Based Practice Ctr, Rochester, MN USA
[7] Yale Sch Med, Sect Digest Dis, New Haven, CT USA
[8] VA Connecticut Healthcare Syst, West Haven, CT USA
[9] Icahn Sch Med Mt Sinai, Dept Pathol Mol & Cell Based Med, New York, NY USA
[10] Baylor Coll Med, Dept Pediat, Houston, TX USA
[11] Texas Childrens Hosp, Div Gastroenterol Hepatol & Nutr, Houston, TX USA
[12] Beth Israel Deaconess Med Ctr, Harvard Med Sch, Dept Radiol, Boston, MA 02215 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
[15] Virginia Commonwealth Univ, Sect Hepatol, 1200 E Broad St,West Hosp,Rm 1478, Richmond, VA 23298 USA