RT Journal Article SR Electronic T1 A very strange tail JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 1159 OP 1160 DO 10.1136/thoraxjnl-2014-206033 VO 69 IS 12 A1 Ambika Talwar A1 Anne McGown A1 Tracy Langham A1 Muhammad Abid A1 John Pilling YR 2014 UL http://thorax.bmj.com/content/69/12/1159.abstract AB