RT Journal Article SR Electronic T1 Exercise training as an essential component of cardiac rehabilitation JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 674 OP 675 DO 10.1136/heartjnl-2012-301912 VO 98 IS 8 A1 Conraads, Viviane M A1 Denollet, Johan A1 De Maeyer, Catherine A1 Van Craenenbroeck, Emeline A1 Verheyen, Jef A1 Beckers, Paul YR 2012 UL http://heart.bmj.com/content/98/8/674.abstract AB