Affiliation: | Current affiliations: Division of Gastroenterology (S.M., A.I., E.A.V., S.K.L., K.A.P.), Inflammatory Bowel Disease Center (A.I., E.A.V., K.A.P.), Pancreaticobiliary and Interventional Endoscopy Program (S.K.L.), Department of Medicine (G.C., L.B., P.J.E., S.P., M.Y.), Cedars-Sinai Medical Center, Los Angeles, California, USA |