Hygiene hypothesis: wanted--dead or alive.
Linneberg
Allan
A
D000485:Allergens / Q000276:immunology; D001249:Asthma / Q000453:epidemiology / Q000276:immunology; D006801:Humans; D006920:Hygiene; D006967:Hypersensitivity / Q000453:epidemiology / Q000276:immunology*; D007108:Immune Tolerance; D012307:Risk Factors
D000485:Allergens