Air pollution and morbidity: SO2 damages.
D000328:Adult; D000393:Air Pollutants / Q000009:adverse effects*; D002641:Chicago; D006331:Heart Diseases / Q000139:chemically induced / Q000453:epidemiology*; D006801:Humans; D008875:Middle Aged; D012140:Respiratory Tract Diseases / Q000139:chemically induced / Q000453:epidemiology*; D013458:Sulfur Dioxide / Q000009:adverse effects*
D000393:Air Pollutants; D013458:Sulfur Dioxide