title: Response.
authors.affiliation: Yale University School of Medicine, New Haven, CT. Electronic address: frank.detterbeck@yale.edu.
authors.forename: Frank C
authors.initials: FC
authors.lastname: Detterbeck
authors.affiliation: Memorial Sloan-Kettering Cancer Center, New York, NY.
authors.forename: Peter B
authors.initials: PB
authors.lastname: Bach
mesh_terms: D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008403:Mass Screening / Q000379:methods*; D013902:Radiography, Thoracic; D014057:Tomography, X-Ray Computed