title: Why is the prevalence of allergy and autoimmunity increasing?
authors.forename: P
authors.initials: P
authors.lastname: Black
mesh_terms: D000818:Animals; D001327:Autoimmune Diseases / Q000453:epidemiology* / Q000276:immunology; D006801:Humans; D006967:Hypersensitivity / Q000453:epidemiology* / Q000276:immunology; D009161:Mycobacterium / Q000276:immunology; D015995:Prevalence; D018417:Th1 Cells / Q000276:immunology*; D018418:Th2 Cells / Q000276:immunology*