title: Socioeconomics of Crohn's disease: a review of epidemiology and an etiological hypothesis.
authors.forename: M
authors.initials: M
authors.lastname: Alic
mesh_terms: D003424:Crohn Disease / Q000453:epidemiology / Q000209:etiology*; D006801:Humans; D015994:Incidence; D012307:Risk Factors; D012959:Socioeconomic Factors