title: Epidemiologic evidence and the United States air quality standards.
mesh_terms: D000393:Air Pollutants / Q000506:poisoning*; D000397:Air Pollution / Q000032:analysis; D004812:Epidemiologic Methods; D006801:Humans; D007878:Legislation as Topic; D006113:United Kingdom; D014481:United States
chemical_list: D000393:Air Pollutants