title: Invited commentary.
authors.affiliation: Department of Surgery, Wright State University Boonshoft School of Medicine, VA Medical Center, 4100 W. Third St, Dayton, OH 45428, USA. douglas.paull@wright.edu
authors.forename: Douglas E
authors.initials: DE
authors.lastname: Paull
mesh_terms: D005080:Exercise Test; D006801:Humans; D007902:Length of Stay; D008175:Lung Neoplasms / Q000601:surgery*; D011013:Pneumonectomy; D019616:Thoracic Surgical Procedures