Kupfer Sonia S, Siddique Shazia Mehmood, Proctor Deborah D
Section of Gastroenterology, Hepatology and Nutrition, University of Chicago, Chicago, Illinois.
Division of Gastroenterology and, Leonard Davis Institute for Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania.
Gastroenterology. 2019 Mar;156(4):834-837. doi: 10.1053/j.gastro.2018.10.058. Epub 2019 Feb 14.