title: Alabama respiratory disease and air pollution study. I. A description of the study.
mesh_terms: D000393:Air Pollutants / Q000009:adverse effects / Q000032:analysis*; D000407:Alabama; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D008171:Lung Diseases / Q000453:epidemiology* / Q000209:etiology; D008297:Male; D011897:Random Allocation; D012129:Respiratory Function Tests; D012907:Smoking / Q000009:adverse effects; D011795:Surveys and Questionnaires
chemical_list: D000393:Air Pollutants