We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe epidemiology and natural history of Crohn's disease in population-based patient cohorts from North America: a systematic review.AuthorsLoftus EV Jr; Schoenfeld P; Sandborn WJPublicationAlimentary pharmacology & therapeutics, 2002, Vol 16, Issue 1, p51ISSN0269-2813Publication typearticleDOI10.1046/j.1365-2036.2002.01140.x