title: Coal workers' pneumoconiosis and medical aspects of coal mining.
mesh_terms: D001061:Appalachian Region; D002205:Caplan Syndrome / Q000209:etiology; D003032:Coal Mining; D006801:Humans; D008168:Lung / Q000503:physiopathology; D009784:Occupational Diseases / Q000209:etiology; D010414:Pennsylvania; D011009:Pneumoconiosis / Q000000981:diagnostic imaging / Q000453:epidemiology / Q000209:etiology / Q000503:physiopathology; D011658:Pulmonary Fibrosis / Q000209:etiology; D011859:Radiography; D012907:Smoking / Q000150:complications; D014481:United States