RT Journal Article SR Electronic T1 What is the role of the aorta in directing coronary blood flow? JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 1545 OP 1547 DO 10.1136/hrt.2008.144808 VO 94 IS 12 A1 Justin E Davies A1 Kim H Parker A1 Darrel P Francis A1 Alun D Hughes A1 Jamil Mayet YR 2008 UL http://heart.bmj.com/content/94/12/1545.abstract AB