title: Commentaries on viewpoint: use of mean airspace chord length to assess emphysema. Assessment of emphysema benefits from quantification of heterogeneity.
authors.forename: Harry B
authors.initials: HB
authors.lastname: Rossiter
authors.forename: Ellen C
authors.initials: EC
authors.lastname: Breen
mesh_terms: D000465:Algorithms; D004548:Elasticity; D006801:Humans; D008168:Lung / Q000473:pathology*; D008176:Lung Volume Measurements; D008279:Magnetic Resonance Imaging; D011656:Pulmonary Emphysema / Q000175:diagnosis* / Q000473:pathology*