Authors: Thomas D Walters; Mi-Ok Kim; Lee A Denson; Anne M Griffiths; Marla Dubinsky; James Markowitz; Robert Baldassano; Wallace Crandall; Joel Rosh; Marian Pfefferkorn; Anthony Otley; Melvin B Heyman; Neal LeLeiko; Susan Baker; Stephen L Guthery; Jonathan Evans; David Ziring; Richard Kellermayer; Michael Stephens; David Mack; Maria Oliva-Hemker; Ashish S Patel; Barbara Kirschner; Dedrick Moulton; Stanley Cohen; Sandra Kim; Chunyan Liu; Jonah Essers; Subra Kugathasan; Jeffrey S Hyams Journal: Gastroenterology Date: 2013-10-23 Impact factor: 22.682