1 IBD Fellow, Division of Gastroenterology, John T. Milliken Department of Medicine, Washington University School of Medicine in St. Louis, St. Louis, MO, USA.
2 Associate Professor of Medicine, Division of Gastroenterology, John T. Milliken Department of Medicine, Washington University School of Medicine in St. Louis, St. Louis, MO, USA.
3 Associate Professor, Program Director-Gastroenterology, Section of Gastroenterology, Department of Medicine, Aga Khan University Hospital, Karachi, Sindh, Pakistan.