1. Crohn's disease (regional enteritis) of the large intestine and its distinction from ulcerative colitis;Lockhart-Mummery, H.E.; Morson, B.C.,1960
2. Ulcerative colitis;Mi, Goodman; NA, Sparberg,1978
3. Diagnosis and differential diagnosis of chronic ulcerative colitis and Crohn's colitis;Johnson, W.D.; Roth, J.L.A.;Philadelphia: Lea and Febiger; bozvel disease,1975
4. Histopathology;Morson, B.C.,1971
5. Inflammatory bowel disease-An OMGE Survey. Scandj3 Gastroent;Myren, J.; Bouchier, I.A.D.; Watkinson, G.; de Dombal, F.T.,1979