[Letter: Lung cancer--ambulatory diagnosis of expectorate].
D000553:Ambulatory Care; D003581:Cytodiagnosis / Q000379:methods*; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis*; D013183:Sputum / Q000166:cytology*
Lungecancer - ambulant undersøgelse af ekspektorat