title: Mortality and air pollution: revisited.
mesh_terms: D000393:Air Pollutants / Q000032:analysis; D000397:Air Pollution; D006801:Humans; D009026:Mortality; D013458:Sulfur Dioxide / Q000032:analysis; D014481:United States
chemical_list: D000393:Air Pollutants; D013458:Sulfur Dioxide