RT Journal Article SR Electronic T1 Persistent isolated impairment of gas transfer following COVID-19 pneumonitis relates to perfusion defects on dual energy Computed Tomography JF ERJ Open Research JO erjor FD European Respiratory Society SP 00224-2022 DO 10.1183/23120541.00224-2022 A1 Laura C Price A1 Benjamin Garfield A1 Chloe Bloom A1 Nidhish Jeyin A1 Daniel Nissan A1 James H Hull A1 Brijesh Patel A1 Gisli Jenkins A1 Simon Padley A1 William Man A1 Suveer Singh A1 Carole A Ridge YR 2022 UL http://openres.ersjournals.com/content/early/2022/09/01/23120541.00224-2022.abstract AB