RT Journal Article SR Electronic T1 Exercise and cardiovascular benefit in subjects with COPD: the need for randomised trials JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 263 OP 264 DO 10.1183/09031936.00009714 VO 44 IS 1 A1 Charlotte E. Bolton A1 Nichola S. Gale A1 John R. Cockcroft YR 2014 UL http://erj.ersjournals.com/content/44/1/263.abstract AB