title: Lung cancer in the 21st century.
authors.forename: Michael R
authors.initials: MR
authors.lastname: Johnston
mesh_terms: D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis* / Q000209:etiology* / Q000628:therapy; D012907:Smoking / Q000009:adverse effects* / Q000639:trends*