1. The evolution of cancer of the rectum;Muto, T.; Bussey, H.J.R.; Morson, B.C.;Cancer,1975
2. colorectal carcinomas arise in pre-existing adenomas?;Jass JR. Do all;WorldJSurg,1989
3. Polyps ofthe colon and rectum in Cali, Colombia;Correa, P.; Duque, E.; Cuello, C.; Haenszel, W.;IntJ Cancer,1972
4. Diverticulosis and polyps of the large intestine;Stemmermann, G.N.; Yatani, R.;Cancer,1973
5. Adenomatous lesions of the large bowel. An autopsy survey;Cancer,1979