title: Stage IV non-small-cell lung cancer: the guides are perplexed.
authors.affiliation: University of Washington, Seattle.
authors.forename: R B
authors.initials: RB
authors.lastname: Livingston
mesh_terms: D002289:Carcinoma, Non-Small-Cell Lung / Q000188:drug therapy*; D006801:Humans; D008175:Lung Neoplasms / Q000188:drug therapy*