TY - JOUR T1 - Interstitial lung disease guideline JF - Thorax JO - Thorax SP - 548 LP - 548 VL - 64 IS - 6 AU - A Bush Y1 - 2009/06/01 UR - http://thorax.bmj.com/content/64/6/548.1.abstract N2 - It is a pity that so many eminent societies have sponsored, and Thorax has published, a supplement entitled “Guidelines on … ER -