RT Journal Article SR Electronic T1 Professor Neil Pride JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 292 OP 293 DO 10.1136/thoraxjnl-2016-209834 VO 72 IS 3 A1 Peter J Barnes A1 Mike Hughes YR 2017 UL http://thorax.bmj.com/content/72/3/292.abstract AB