title: Allergen exposure and asthma.
authors: M
authors: M
authors: Wickman
authors: M
authors: M
authors: Swartengren
mesh_terms: D000485:Allergens; D000818:Animals; D001249:Asthma / Q000209:etiology* / Q000276:immunology; D002415:Cats; D002648:Child; D004285:Dogs; D006801:Humans; D008925:Mites / Q000276:immunology; D012107:Research Design; D014028:Tobacco Smoke Pollution / Q000009:adverse effects
chemical_list: D000485:Allergens; D014028:Tobacco Smoke Pollution