RT Journal Article SR Electronic T1 Saphenous vein graft aneurysm presenting as an anterior mediastinal mass JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 86 OP 86 DO 10.1136/heart.88.1.86 VO 88 IS 1 A1 A G Elkington A1 R J C Hall A1 R H. Mohiaddin YR 2002 UL http://heart.bmj.com/content/88/1/86.abstract AB