RT Journal Article SR Electronic T1 Angiogenesis and vascular endothelial growth factor in COPD JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 88 OP 89 DO 10.1136/thx.2004.030544 VO 60 IS 2 A1 A J Knox A1 J Stocks A1 A Sutcliffe YR 2005 UL http://thorax.bmj.com/content/60/2/88.abstract AB