| Affiliation: | 1. Division of Gastroenterology, University of Michigan, 3912 Taubman Center, 1500 East Medical Center Drive, SPC 5362, Ann Arbor, MI 48109-5362, USA;2. Division of Gastroenterology and Hepatology, University of North Carolina, 130 Mason Farm Road, CB 7080, Chapel Hill, NC 27599-0001, USA;1. Division of Digestive Diseases, Emory University School of Medicine, 1365 Clifton Road, B1262, Atlanta, GA 30322, USA;2. Department of Gastroenterology, First Affiliated Hospital of Nanchang University, No. 17 Yongwaizheng Street, Nanchang City, Jiangxi 330039, China;3. Department of Radiology and Imaging Sciences, Emory University School of Medicine, 201 Dowman Drive, Atlanta, GA 30322, USA |
