title: Is poor sanitation a risk factor for developing Crohn's disease?
authors: M
authors: M
authors: Alic
mesh_terms: D016022:Case-Control Studies; D003424:Crohn Disease / Q000453:epidemiology*; D006798:Housing / Q000592:standards; D006801:Humans; D012307:Risk Factors; D012499:Sanitation; D012959:Socioeconomic Factors