title: Air pollution and the inflammatory bowel diseases.
authors.forename: Gilaad
authors.initials: G
authors.lastname: Kaplan
mesh_terms: D000397:Air Pollution / Q000706:statistics & numerical data*; D003093:Colitis, Ulcerative / Q000453:epidemiology* / Q000276:immunology; D003424:Crohn Disease / Q000453:epidemiology* / Q000276:immunology; D006760:Hospitalization / Q000706:statistics & numerical data*; D006801:Humans; D012307:Risk Factors