title: Rank of coal and coal workers pneumoconiosis.
mesh_terms: D000368:Aged; D000874:Anthracosilicosis / Q000150:complications / Q000453:epidemiology / Q000473:pathology; D001344:Autopsy; D001991:Bronchitis / Q000150:complications / Q000453:epidemiology; D003031:Coal / Q000032:analysis*; D003032:Coal Mining; D003094:Collagen / Q000032:analysis; D004781:Environmental Exposure; D006801:Humans; D008297:Male; D010414:Pennsylvania; D011009:Pneumoconiosis / Q000150:complications / Q000453:epidemiology* / Q000473:pathology; D011660:Pulmonary Heart Disease / Q000453:epidemiology / Q000209:etiology / Q000473:pathology; D014861:Washington; D014903:West Virginia
chemical_list: D003031:Coal; D003094:Collagen