1. New concept in medical and surgical treatment of chronic ulcerative colitis;Cave,1959
2. Bercovitz, Z. T., Beranbaum, S. L., and Poppel, M. H. Ulcerative colitis in older-age patients; roentgen-ray patterns at onset and during relapses. To be published.
3. Chronic ulcerative colitis among elderly persons;Brust;Minnesota Med.,1935
4. Idiopathic ulcerative colitis beginning after the age of fifty;Banks;New Engl. J. Med.,1953
5. Ulcerative colitis, course and prognosis;Rice-Oxley;Lancet,1950