1. Weedon DD, Shorter RG, Ilstrup DM, Huizenga KA, Taylor WF. Crohn's disease and cancer. N Englj Med 1973; 289: 1099-104.
2. Malignancy in Crohn's disease;Gyde, S.N.; Prior, P.; Macartney, J.C.; Thompson, H.; Waterhouse, J.A.H.; Allan, R.N.;Gut,1980
3. Aufses AH. A comparison of cancer risk in Crohn's disease and ulcerative colitis;Greenstein, A.J.; Sachar, D.B.; Smith, H.; Janowitz, H.D.;Cancer,1981
4. Malignancy in Crohn's disease;true;Scandj Gastroenterol,1986
5. Intestinal cancer in patients with Crohn's disease. A population study in central Israel;Fireman, Z.; Grossman, A.; Lilos, P.;Scandj Gastroenterol,1989