Improved spirometric detection of small airway narrowing: concavity in the expiratory flow–volume curve in people aged over 40 years

David P Johns, Aruneema Das, Brett G Toelle, Michael J Abramson, Guy B Marks, Richard Wood-Baker, E Haydn Walters
  • International Journal of Chronic Obstructive Pulmonary Disease, December 2017, Taylor & Francis
  • DOI: 10.2147/copd.s150280

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The following have contributed to this page: Eugene Walters, David Johns, and Dr Brett G Toelle