title: Lung cancer. To screen or not to screen?
authors.forename: J C
authors.initials: JC
authors.lastname: McDougall
mesh_terms: D006801:Humans; D008175:Lung Neoplasms / Q000517:prevention & control*; D008403:Mass Screening; D013183:Sputum / Q000166:cytology*; D016019:Survival Analysis