Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleArea under the forced expiratory flow-volume loop in spirometry indicates severe hyperinflation in COPD patients.AuthorsDas, Nilakash; Topalovic, Marko; Aerts, Jean-Marie; Janssens, WimPublicationInternational Journal of COPD, 2019, Vol 14, p409ISSN1176-9106Publication typeArticleDOI10.2147/COPD.S185931