Alabama respiratory disease and air pollution study. II. Air pollution patterns in the greater Birmingham area.
D000397:Air Pollution; D000407:Alabama; D000447:Aldehydes / Q000032:analysis; D004391:Dust / Q000032:analysis; D009585:Nitrogen Dioxide / Q000032:analysis; D012621:Seasons; D013223:Statistics as Topic; D013458:Sulfur Dioxide / Q000032:analysis
D000447:Aldehydes; D004391:Dust; D013458:Sulfur Dioxide; D009585:Nitrogen Dioxide