1Center for Inflammatory Bowel Diseases, Division of Gastroenterology, Beth-Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA;
2Department of Medicine, University of California San Diego, La Jolla, California, USA;
3Robarts Clinical Trials, London, Ontario, Canada;
4Department of Medicine, Western University, London, Ontario, Canada;
5Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
Correspondence: Adam S. Cheifetz, MD. E-mail: [email protected].
SUPPLEMENTARY MATERIAL accompanies this paper at https://links.lww.com/AJG/B812