Affiliation: | 1.Saint Louis University Center for Outcomes Research (SLUCOR), 3545 Lafayette Ave, Salus Center 4th Floor, SLUCOR Office, St. Louis, MO, 63104, USA ;2.School of Nursing and Health Studies, University of Missouri-Kansas City, Kansas City, MO, USA ;3.Division of Gastroenterology, Hepatology and Nutrition, The Ohio State University Wexner Medical Center, Columbus, OH, USA ;4.Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, MA, USA ; |