1. Histopathology of Crohn's disease;Morson;Proc R Soc Med,1968
2. Statistical table works,1960
3. Both H, Torp-Pedersen K, Hendriksen C, Binder V. Clinical manifestations of ulcerative colitis and Crohn's disease in a regional patient group. Scand J Gastroenterol 1982; (in press).
4. Multiplicative Poisson models with unequal cell rates;Andersen;Scand J Statist,1977
5. An epidemiological study of ulcerative colitis and regional enteritis in the Oxford area;Evans;Gut,1965