Pneumoconiosis study of Pennsylvania anthracite miners.
D000328:Adult; D000368:Aged; D000874:Anthracosilicosis / Q000453:epidemiology*; D003371:Cough / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D008906:Mining; D010414:Pennsylvania; D013902:Radiography, Thoracic; D012129:Respiratory Function Tests; D012131:Respiratory Insufficiency / Q000209:etiology