Mortality from lung cancer in U.S. coal miners.
D000328:Adult; D000367:Age Factors; D000368:Aged; D001984:Bronchial Neoplasms / Q000150:complications / Q000401:mortality*; D003032:Coal Mining; D006801:Humans; D008175:Lung Neoplasms / Q000150:complications / Q000401:mortality*; D008297:Male; D008875:Middle Aged; D009026:Mortality; D009784:Occupational Diseases / Q000401:mortality*; D012907:Smoking / Q000150:complications / Q000453:epidemiology; D014481:United States