Saini Sameer D
VA Center for Clinical Management Research, VA Ann Arbor Healthcare System and Division of Gastroenterology and Hepatology, University of Michigan Medical School, Ann Arbor, Michigan.
Gastroenterology. 2014 Feb;146(2):577-9. doi: 10.1053/j.gastro.2013.12.011. Epub 2013 Dec 17.