RT Journal Article SR Electronic T1 Correction JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 1118 OP 1118 DO 10.1136/thx.2005.040444 VO 65 IS 12 YR 2010 UL http://thorax.bmj.com/content/65/12/1118.abstract AB