Cohen Greg S, Shanahan Christine M
Division of Gastroenterology and Hepatology, Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois.
Department of Medicine, Northwestern University Feinberg School of Medicine, Chicago, Illinois, USA.
Am J Gastroenterol. 2020 Mar;115(3):317. doi: 10.14309/ajg.0000000000000347.