cardiac catheterization coronary artery bypass graft origin second saphenous vein graft obstruction single discrete eccentric
cardiac catheterization coronary artery bypass graft origin second saphenous vein graft obstruction single discrete eccentric
cardiac catheterization coronary artery bypass graft origin SVG-2 obstruction single discrete eccentric
cardiac catheterization coronary artery bypass graft origin svg-2 obstruction single discrete eccentric