1. Bussey HJ. Familial polyposis coli: family studies, histopathology, differential diagnosis and results of treatment, Baltimore: Johns Hopkins University Press, 1975.
2. Dukes C. The hereditary factor in polyposis intestini, or multiple adenomata. Cancer Rev 1930;5:241–56.
3. Alm T. Surgical treatment of hereditary adenomatosis of the colon and rectum in Sweden during the last 20 years: I, II. Acta Chir Scand 1975;141:218–37.
4. Hognestad J, Nygaard K. Familiaer colonpolypose. Tidsskr Nor Laegeforen 1977;97:623–4.
5. Järvinen HJ, Husa A, Aukee S, Laitinen S, Matikainen M, Havia T. Finnish registry for familial adenomatosis coli. Scand J Gastroenterol 1984;19:941–6.