RT Journal Article SR Electronic T1 COVID-19 and ethnicity: has history repeated itself? JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 537 OP 538 DO 10.1136/thoraxjnl-2021-216992 VO 76 IS 6 A1 Annastazia E Learoyd A1 Abdel Douiri A1 Nicholas Hart YR 2021 UL http://thorax.bmj.com/content/76/6/537.abstract AB