The increased recognition and incidence of chronic bronchitis and pulmonary emphysema.
D000328:Adult; D000368:Aged; D000397:Air Pollution; D001294:Attitude to Health; D001991:Bronchitis / Q000175:diagnosis / Q000453:epidemiology / Q000401:mortality*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000175:diagnosis / Q000453:epidemiology / Q000401:mortality*; D012907:Smoking; D013458:Sulfur Dioxide; D014481:United States
D013458:Sulfur Dioxide