MORTALITY IN COALWORKERS' PNEUMOCONIOSIS RELATED TO LUNG FUNCTION: A PROSPECTIVE STUDY.
D055008:Anthracosis; D003032:Coal Mining; D006801:Humans; D008433:Mathematics; D009026:Mortality; D011009:Pneumoconiosis; D011446:Prospective Studies; D012143:Respiratory Physiological Phenomena
COAL MINING; MATHEMATICS; MORTALITY; PNEUMOCONIOSIS