coronary angiography: coronary artery bypass graft origin fourth saphenous vein graft insertion site visualized distal left anterior descending
coronary angiography: coronary artery bypass graft origin fourth saphenous vein graft insertion site visualized distal left anterior descending
catheterization coronary artery bypass graft origin SVG-4 insertion sites visualized distal LAD
catheterization coronary artery bypass graft origin svg-4 insertion sites visualized distal lad