Trikudanathan Guru, Shaukat Aasma, Bakman Yan
Division of Gastroenterology, University of Minnesota, Minneapolis, Minnesota.
Division of Gastroenterology, VA Medical Center, Minneapolis, Minnesota.
Clin Gastroenterol Hepatol. 2015 Nov;13(11):e164-5. doi: 10.1016/j.cgh.2015.04.027. Epub 2015 Apr 30.