RT Journal Article SR Electronic T1 Coronary revascularisation in the elderly JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 316 OP 324 DO 10.1136/heartjnl-2015-308999 VO 103 IS 4 A1 Cockburn, James A1 Hildick-Smith, David A1 Trivedi, Uday A1 de Belder, Adam YR 2017 UL http://heart.bmj.com/content/103/4/316.abstract AB