The epidemiology of bronchopulmonary symptoms in coal miners, foundry workers, chemical workers and bakers.
D000328:Adult; D000367:Age Factors; D001274:Atmospheric Pressure; D001827:Body Height; D001835:Body Weight; D001991:Bronchitis / Q000453:epidemiology; D002908:Chronic Disease; D003371:Cough / Q000209:etiology; D004417:Dyspnea / Q000209:etiology; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D008906:Mining; D009784:Occupational Diseases / Q000453:epidemiology*; D011009:Pneumoconiosis / Q000453:epidemiology; D012129:Respiratory Function Tests; D012829:Silicosis / Q000453:epidemiology; D012907:Smoking; D013147:Spirometry