RT Journal Article SR Electronic T1 Circulating Fibronectin to C-reactive Protein Ratio and Mortality: A Biomarker In COPD? JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society DO 10.1183/09031936.00153207 A1 S.F.P. Man A1 L. Xing A1 J.E. Connett A1 N.R. Anthonisen A1 R.A. Wise A1 D.P. Tashkin A1 X. Zhang A1 R. Vessey A1 T.G. Walker A1 B.R. Celli A1 D.D. Sin YR 2008 UL http://erj.ersjournals.com/content/early/2008/09/17/09031936.00153207.abstract AB