title: The dirt on being clean: or, why more children develop asthma.
authors.forename: Michael
authors.initials: M
authors.lastname: Glick
mesh_terms: D001249:Asthma / Q000453:epidemiology* / Q000276:immunology; D002648:Child; D002675:Child, Preschool; D004198:Disease Susceptibility; D006801:Humans; D014481:United States / Q000453:epidemiology