RT Journal Article SR Electronic T1 Tyrosine kinase inhibitor use in idiopathic pulmonary fibrosis JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 631 OP 631 DO 10.1136/thoraxjnl-2011-201439 VO 67 IS 7 A1 Dawson, Alan G YR 2012 UL http://thorax.bmj.com/content/67/7/631.abstract AB