Soft coal workers' pneumoconiosis: a quantitative, postmortem study.
D000328:Adult; D000367:Age Factors; D000368:Aged; D001344:Autopsy; D003031:Coal; D006352:Heart Ventricles / Q000473:pathology; D006801:Humans; D008168:Lung / Q000473:pathology; D008875:Middle Aged; D008906:Mining; D009784:Occupational Diseases; D011009:Pneumoconiosis / Q000473:pathology*; D014481:United States
D003031:Coal