%0 Journal Article %A N E J West %A A J Dixon %A P N Ruygrok %T Artefactual occlusion of the left subclavian artery during graft angiography %D 2003 %R 10.1136/heart.89.11.1335-a %J Heart %P 1335-1335 %V 89 %N 11 %U https://heart.bmj.com/content/heartjnl/89/11/1335.2.full.pdf