2Kirsner JB, Shorter RG. Recent developments in "nonspecific" inflammatory bowel disease (first of two parts). N Engl J Med, 1982, 306 (13): 775-785.
3Yoshida Y, Murata Y. Inflammatory bowel disease in Japan: studies of epidemiology and etiopathogenesis. Med Clin North Am, 1990, 74 (1): 67-90.
4Loftus EV Jr, Silverstein MD, Sandborn WJ, et al.Ulcerative colitis in Olmsted County, Minnesota, 1940-1993: incidence, prevalence, and survival. Gut, 2000, 46(3): 336-343.
5Loftus EV Jr, Schoenfeld P, Sandbom WJ. The epidemiology and natural history of Crohn's disease in population-based patient cohorts from North America: a systematic review. Aliment Pharmacol Ther, 2002, 16 (1):51-60.
6Latella G, Vernia P, Viscido A, et al. GI distension in severe ulcerative colitis. Am J Gastroenterol, 2002, 97(5): 1169-1175.