Media type: E-Article Title: Relative frequency of upper gastrointestinal and colonic lesions in patients with positive fecal occult-blood tests Contributor: Rockey, Don C.; Koch, Johannes; Cello, John P.; Sanders, Linda L; McQuaid, Kenneth imprint: Ovid Technologies (Wolters Kluwer Health), 1998 Published in: European Journal of Gastroenterology & Hepatology Language: English DOI: 10.1097/00042737-199810000-00023 ISSN: 0954-691X Keywords: Gastroenterology ; Hepatology Origination: Footnote: