title: Environmental tobacco smoke and asthma.
authors.forename: R J
authors.initials: RJ
authors.lastname: Shephard
mesh_terms: D001249:Asthma / Q000209:etiology* / Q000503:physiopathology; D006801:Humans; D014028:Tobacco Smoke Pollution / Q000009:adverse effects
chemical_list: D014028:Tobacco Smoke Pollution