coronary angiography: coronary artery bypass graft origin third saphenous vein graft insertion site visualized Y graft
coronary angiography: coronary artery bypass graft origin third saphenous vein graft insertion site visualized y graft
coronary angiography coronary artery bypass graft origin SVG-3 insertion site visualized Y graft
coronary angiography coronary artery bypass graft origin svg-3 insertion site visualized y graft