1. Population Censuses and Surveys;Series DH2, No-9;Mortality statistics; and Waks,1982
2. The results of surgical treatment for carcinoma of the rectum at St Mark's Hospital from 1948 to 1972. BrJ7 Surg,1976
3. Results of treatment of carcinoma of the colon and rectum;Slaney, G.,1971
4. Accepted 25,1986