title: Respiratory symptoms and their relationship to cigarette-smoking, dusty occupations and domestic air pollution: studies in random sample of an urban African population.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000397:Air Pollution; D002648:Child; D002675:Child, Preschool; D003296:Cooking; D004391:Dust; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D009549:Nigeria; D009784:Occupational Diseases / Q000453:epidemiology*; D012140:Respiratory Tract Diseases / Q000453:epidemiology*; D012907:Smoking / Q000453:epidemiology*
chemical_list: D004391:Dust