We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSmall-area variations and sociodemographic correlates for the incidence of Crohn's disease and ulcerative colitis.AuthorsBlanchard JF; Bernstein CN; Wajda A; Rawsthorne PPublicationAmerican journal of epidemiology, 2001, Vol 154, Issue 4, p328ISSN0002-9262Publication typearticleDOI10.1093/aje/154.4.328