REFERENCES
- Anthonisen, P. & Riis, P. Eosinophilic granulocytes in the rectal mucus of patients with ulcerative colitis and Crohn’s disease of the ileum and colon. Scand. J. Gastroent. 1971, 6, 731–734.
- Berkson, J. & Gage, R. P. Calculation of survival rates for cancer. Proc. Staff. Meet. Mayo Clin. 1950, 25, 270–286.
- Binder, Vibeke. A comparison between clinical state, macroscopic and microscopic appearances of rectal mucosa, and cytologic picture of mucosal exudate in ulcerative colitis. Scand. J. Gastroent. 1970, 5, 627–632.
- Bonnevie, O., Anthonisen, P. & Riis, P. An epidemiological study of ulcerative colitis in Copenhagen County. Scand. J. Gastroent. 1968, 3, 432–438.
- Cutler, S. M. & Ederer, F. Maximum utilization of the life table method in analyzing survival. J. chron. Dis. 1958, 8, 699–712.
- Demling, L., Hegemann, G., Classen, M. & v. d. Emde, J. The prognosis of ulcerative colitis. Germ. med. Mth. 1969. 14, 209–214.
- Devroede, G. J., Taylor, W. F., Sauer, W. G., Jackmann, R. F. & Stickler, G. B. Cancer risk and life expectancy of children with ulcerative colitis. New. Engl. J. Med. 1971, 285, 17–21.
- Edwards, F. C. & Truelove, S. C. The course and prognosis of ulcerative colitis. Part I and II. Short-term and long-term prognosis. Gut 1963, 4, 299–315.
- Edwards, F. C. & Truelove, S. C. The course and prognosis of ulcerative colitis. Part III and IV. Complications and carcinoma of the colon. Gut 1964, 5, 1–22.
- Geigy Documenta. Wissenschaftliche Tabellen. pp. 85–103 in 7. Aufl. Geigy, Basel, 1968.
- Iversen, E., Bonnevie, O., Anthonisen, P. & Riis, P. An epidemiological model of ulcerative colitis. Scand. J. Gastroent. 1968, 3, 593–610.
- Lennard-Jones, J. E., Misiewicz, J. J., Connell, A. M., Baron, J. H. & Avery Jones, F. Prednisone as maintenance treatment for ulcerative colitis remission. Lancet 1965, 1, 188–189.
- Misiewicz, J. J., Lennard-Jones, J. E., Connell, A. M., Baron, J. H. & Avery Jones, F. Controlled trial of sulphasalazinc in maintenance therapy for ulcerative colitis. Lancet 1965, 1, 185–188.
- Nefzger, M. D. & Acheson, E. D. Ulcerative colitis in the United States army in 1944. Gut 1963, 4, 183–192.
- Riis, P. & Anthonisen, P. The differential diagnosis between ulcerative colitis and Crohn’s disease of the colon. 8th International Congress of Gastroenterology, Prague, 1968.
- Statistical Yearbook. Copenhagen Statistical Office, Copenhagen, 1969, p. 38.
- Truelove, S. C., Watkinson, G. & Draper, G. Comparison of corticosteroid and sulphasalazine therapy in ulcerative colitis. Brit. med. J. 1962, 11, 1708–1711.
- Watts, J. McK., de Dombal, F. T., Watkinson, G. & Goligher, J. C. Early course of ulcerative colitis. Gut 1966, 7, 16–31.
- Watts, J. McK., de Dombal, F. T., Watkinson, G. & Goligher, J. C. Long-term prognosis of ulcerative colitis. Brit. mcd. J. 1966. 1, 1447–1453.