[Clinical aspects of chronic bronchitis and emphysema in pneumoconiosis in miners].
D001991:Bronchitis / Q000209:etiology*; D029481:Bronchitis, Chronic; D004646:Emphysema; D006801:Humans; D011009:Pneumoconiosis / Q000150:complications*; D011656:Pulmonary Emphysema / Q000209:etiology*
BRONCHITIS/etiology; PNEUMOCONIOSIS/complications; PULMONARY EMPHYSEMA/etiology