Sputum cytology in the diagnosis of bronchial carcinoma.
D000328:Adult; D000368:Aged; D002283:Carcinoma, Bronchogenic / Q000175:diagnosis* / Q000453:epidemiology; D003365:Costs and Cost Analysis; D003581:Cytodiagnosis; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis*; D008403:Mass Screening; D008875:Middle Aged; D012907:Smoking; D013183:Sputum / Q000032:analysis*