title: Commentaries on viewpoint: use of mean airspace chord length to assess emphysema. To be or not to be-accurate.
authors.forename: Connie C W
authors.initials: CC
authors.lastname: Hsia
authors.forename: Dallas M
authors.initials: DM
authors.lastname: Hyde
authors.forename: Matthias
authors.initials: M
authors.lastname: Ochs
authors.forename: Ewald R
authors.initials: ER
authors.lastname: Weibel
mesh_terms: D000465:Algorithms; D004548:Elasticity; D006801:Humans; D008176:Lung Volume Measurements; D011650:Pulmonary Alveoli / Q000033:anatomy & histology* / Q000473:pathology; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis / Q000473:pathology; D011656:Pulmonary Emphysema / Q000175:diagnosis* / Q000473:pathology*; D012015:Reference Standards