1. Intestinal ulceration-a complication of celiac disease;Bayless, T.M.; Kapelowitz, R.F.; Shelley, W.M.; Ballinger, W.F.; Hendrix, T.R.;New England Journal of Medicine,1967
2. The implications of bile in the stomach;Cole, G.J.;Gut,1969
3. Fibreoptic endoscopy and the barium meal: results and implications;Cotton, P.B.;British Medical Journal,1973
4. Fiberendoscopy of the upper gastrointestinal tract;Cotton, P.B.; Rosenburg, M.T.;British Journal of Hospital Medicine,1971
5. Fibre-optic endoscopy and radiology in the investigation of the upper gastrointestinal tract;Cumberland, D.C.;Clinical Radiology,1975