Chang Eugene B, Guandalini Stefano, Rao Mrinalini C, Sellin Joseph H, Semrad Carol E, Worman Howard
University of Chicago, Chicago, Illinois.
University of Illinois at Chicago, Chicago, Illinois.
Gastroenterology. 2014 Dec;147(6):1191-2. doi: 10.1053/j.gastro.2014.10.026. Epub 2014 Oct 25.