PT - JOURNAL ARTICLE AU - Christopher J. Ryerson TI - Risk prediction and end-points in idiopathic pulmonary fibrosis: one step at a time AID - 10.1183/09031936.00021814 DP - 2014 May 01 TA - European Respiratory Journal PG - 1237--1239 VI - 43 IP - 5 4099 - http://erj.ersjournals.com/content/43/5/1237.short 4100 - http://erj.ersjournals.com/content/43/5/1237.full SO - Eur Respir J2014 May 01; 43