PT - JOURNAL ARTICLE AU - A H N Gerratt TI - A serum marker for the activity of pulmonary fibrosis in patients with systemic sclerosis AID - 10.1136/thx.2005.la0181 DP - 2005 Dec 01 TA - Thorax PG - 1018--1018 VI - 60 IP - 12 4099 - http://thorax.bmj.com/content/60/12/1018.short 4100 - http://thorax.bmj.com/content/60/12/1018.full SO - Thorax2005 Dec 01; 60