Authors: Juhyeun Kim; Andrew John Tabner; Graham David Johnson; Babette A Brumback; Abraham Hartzema Journal: Dig Dis Sci Date: 2019-08-29 Impact factor: 3.199
Authors: Brooks D Cash; Brian E Lacy; Philip S Schoenfeld; Leonard S Dove; Paul S Covington Journal: Am J Gastroenterol Date: 2016-12-06 Impact factor: 10.864