[1] Indiana Univ Sch Med, Dept Med, Div Gastroenterol & Hepatol, Indianapolis, IN 46202 USA
[2] Italian Univ Sport & Movement Foro Italico, Dept Hlth Sci, Rome, Italy
[3] Indiana Univ Sch Med, Transplant Surg, Indianapolis, IN 46202 USA
[4] Sapienza Univ Rome, Internal Med & Med Specialties, Rome, Italy
[5] Sapienza Univ Rome, Dept Anat Histol Forens Med & Orthoped Sci, Rome, Italy
[6] Tor Vergata Univ Hosp, Liver & Transplant Unit, Rome, Italy
[7] Texas A&M Univ, Nutr & Food Sci, College Stn, TX 77843 USA
[8] Texas A&M Univ, Coll Med, Med Physiol, College Stn, TX 77843 USA
[9] Richard L Roudebush VA Med Ctr, Indianapolis, IN USA
[10] Texas A&M Univ, Coll Med, Med Physiol, College Stn, TX 77843 USA