[Processing of preserved sputum specimens].
D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D003581:Cytodiagnosis; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000517:prevention & control; D008403:Mass Screening; D013048:Specimen Handling / Q000379:methods*; D013183:Sputum / Q000166:cytology*