title: Invited commentary.
authors.affiliation: Earle A. Chiles Research Institute, Providence Portland Medical Center, 4401 SW Westdale Dr, Portland, OR 97221-3158, USA. mrnous@aol.com
authors.forename: James W
authors.initials: JW
authors.lastname: Asaph
mesh_terms: D005500:Follow-Up Studies; D006801:Humans; D008175:Lung Neoplasms / Q000503:physiopathology / Q000523:psychology / Q000601:surgery*; D011788:Quality of Life; D013997:Time Factors