PT - JOURNAL ARTICLE AU - A Bush TI - Interstitial lung disease guideline DP - 2009 Jun 01 TA - Thorax PG - 548--548 VI - 64 IP - 6 4099 - http://thorax.bmj.com/content/64/6/548.1.short 4100 - http://thorax.bmj.com/content/64/6/548.1.full SO - Thorax2009 Jun 01; 64