title: Progression of radiographic changes in asbestos workers and ex-workers.
mesh_terms: D001194:Asbestos / Q000009:adverse effects*; D001195:Asbestosis / Q000000981:diagnostic imaging* / Q000209:etiology; D001315:Australia; D006801:Humans; D008875:Middle Aged; D009784:Occupational Diseases / Q000139:chemically induced / Q000000981:diagnostic imaging*; D011859:Radiography; D012907:Smoking; D014942:Workers' Compensation
chemical_list: D001194:Asbestos