1. Crohn's disease of the esophagus, stomach and duodenum: a review with emphasis on the radiographic findings;Bagby, R.J.; Rogers, Jr, J.V.; Hobbs, C.;Southern Medical Journal,1972
2. Bishop, R. P., Brewster, A. C., and Antonioli, D. A. (1972). Crohn's disease of the mouth. Gastroenterology, 62, 302306.
3. Gastric involvement in Crohn's disease;Cohen, W.N.;American Journal of Roentgenology, Radium Therapy, and Nuclear Medicine,1967
4. Endoscopic features of gastroduodenal Crohn's disease;Danzi, J.T.; Farmer, R.G.; Sullivan, B.H.; Rankin, G.B.;Gastroenterology,1976
5. Regional enteritis of the duodenum;Durrance, F.Y.;American Journal of Roentgenology, Radiumn Therapy, and Nuclear Medicine,1962