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The American Journal of Gastroenterology|May 1, 1981
Serum angiotensin-converting-enzyme in Crohn's diseaseJ F Nunez-Gornes, D A Tewksbury
The American Journal of Gastroenterology|May 1, 1987
Diffuse vascular ectasia of the gastric antrumR Kruger, M E Ryan, K B Dickson, et al.
Gastrointestinal Endoscopy|March 1, 1989
The significance of diminutive colonic polyps found at flexible sigmoidoscopyM E Ryan, R G Norfleet, J P Kirchner, et al.
Gastrointestinal Endoscopy|September 1, 1991
Barium enema versus colonoscopy for patients with polyps found during flexible sigmoidoscopyR G Norfleet, M E Ryan, J B Wyman, et al.
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