title: Sputum cytopathological findings in former asbestos workers.
mesh_terms: D000368:Aged; D001195:Asbestosis / Q000175:diagnosis* / Q000453:epidemiology; D002294:Carcinoma, Squamous Cell / Q000139:chemically induced / Q000473:pathology; D003581:Cytodiagnosis; D006801:Humans; D008175:Lung Neoplasms / Q000139:chemically induced / Q000473:pathology; D008297:Male; D012907:Smoking / Q000150:complications; D013183:Sputum / Q000166:cytology*; D013781:Texas