aDepartment of Medicine, Section of Gastroenterology, Hepatology and Nutrition, University of Chicago Medicine, University of Chicago, Chicago, Illinois

bUSF Health Division of Digestive Diseases & Nutrition USF Women's Digestive Health, University of South Florida Gastroenterology Fellowship, Tampa, Floria

cUniversity of Chicago, Chicago, Illinois, USA

Correspondence to Benjamin H. Levy III, Clinical Associate, Section of Gastroenterology, Hepatology and Nutrition, Department of Medicine, University of Chicago Medicine, University of Chicago, Chicago, IL, USA. Tel: +1 404 375 5991; e-mail: [email protected]