RT Journal Article SR Electronic T1 Idiopathic pulmonary fibrosis: is all-cause mortality a practical and realistic end-point for clinical trials? JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 491 OP 492 DO 10.1136/thoraxjnl-2012-203114 VO 68 IS 5 A1 Tamera Jo Corte A1 Nicole S Goh A1 Ian N Glaspole A1 Christopher J Zappala A1 Peter M Hopkins A1 Margaret L Wilsher YR 2013 UL http://thorax.bmj.com/content/68/5/491.1.abstract AB