RT Journal Article SR Electronic T1 Journal club JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 106 OP 106 DO 10.1136/thoraxjnl-2021-218498 VO 77 IS 1 A1 Nicola Smallcombe YR 2022 UL http://thorax.bmj.com/content/77/1/106.abstract AB