Authors: Robert L Schmidt; Brandon S Walker; Kirsten Howard; Lester J Layfield; Douglas G Adler Journal: Dig Dis Sci Date: 2013-07-04 Impact factor: 3.199
Authors: Kajsa E Affolter; Robert L Schmidt; Anna P Matynia; Douglas G Adler; Rachel E Factor Journal: Dig Dis Sci Date: 2012-10-21 Impact factor: 3.199