1. Crohn BB, Ginzburg L, Oppenheimer GD. Regional ileitis, a pathologic and clinical entity. JAMA 1932;99:1323–1329.
2. Kirsner JB, Shorter RG. Recent developments in nonspecific inflammatory bowel disease (Second of two parts). N Engl J Med 1982;306:837–848.
3. Elson CO. The immunology of inflammatory bowel disease. In: Kirsner JB, Shorter RG, eds. Inflammatory bowel disease. Philadelphia: Lea & Febiger, 1988;97–164.
4. Fujita K, Naito S, Okabe N, et al. Immunological studies on Crohn’s disease 1. Association with HLA systems in the Japanese. J Clin Lab Immunol 1985;16:155–161.
5. Fujita K, Okabe N, Yao T. Immunological studies on Crohn’s disease 2. Lack of evidence for humoral and cellular dysfunctions. J Clin Immunol 1985;16:155–161.