title: Response.
authors.affiliation: Department of Pulmonary Medicine, Respiratory Institute, Cleveland Clinic, Cleveland, OH. Electronic address: mehtaa1@ccf.org.
authors.forename: Atul C
authors.initials: AC
authors.lastname: Mehta
authors.affiliation: Respiratory Division, Intermountain Healthcare, Murray, UT.
authors.forename: Danai
authors.initials: D
authors.lastname: Khemasuwan
mesh_terms: D006801:Humans; D015619:Respiratory System Abnormalities / Q000175:diagnosis* / Q000453:epidemiology*