Media type: E-Article Title: A National Survey of Practice Patterns of Gastroenterologists With Comparison to the Past Two Decades Contributor: Russo, Mark W.; Gaynes, Bradley N.; Drossman, Douglas A. imprint: Ovid Technologies (Wolters Kluwer Health), 1999 Published in: Journal of Clinical Gastroenterology Language: English DOI: 10.1097/00004836-199912000-00009 ISSN: 0192-0790 Keywords: Gastroenterology Origination: Footnote: