1 Division of Gastroenterology, Department of Internal Medicine, University of Michigan School of Medicine, Ann Arbor, Michigan; Institute for Health Care Policy and Innovation, University of Michigan, Ann Arbor, Michigan; Allina Health, Minneapolis, Minnesota. Electronic address: allenji@umich.edu.
2 Division of Gastroenterology, Department of Internal Medicine, University of Michigan School of Medicine, Ann Arbor, Michigan.
3 Division of Gastroenterology, Department of Internal Medicine, University of Michigan School of Medicine, Ann Arbor, Michigan; Institute for Health Care Policy and Innovation, University of Michigan, Ann Arbor, Michigan; Center for Clinical Management Research, Department of Veterans Affairs, VA Ann Arbor Healthcare System, Ann Arbor, Michigan.