1. Crohn's disease in a defined population. An epidemiological study of incidence, prevalence, mortality, and secular trends in the city of Malm6, Sweden;Brahme, F.; Lindstrom, C.; Wenckert, A.;Gastroenterology,1975
2. Mycobacteria as a possible cause of inflammatory bowel disease;Burnham, W.R.; Lennard-Jones, J.E.; Stanford, J.L.; Bird, R.G.;Lancet,1978
3. Seasonal variations in the clinical presentation of Crohn's disease and ulcerative colitis;Cave, D.R.; Freedman, L.S.;International Journal of Epidemiology,1975
4. Regional ileitis; a pathological and clinical entity;Crohn, B.B.Ginzburg; L.; Oppenheimer, G.D.;Journal of the American Medical Association,1932
5. An epidemiological study of ulcerative colitis and regional enteritis in the Oxford area;Evans, J.G.; Acheson, E.D.;Gut,1965