coronary angiography: coronary artery bypass graft origin fourth saphenous vein graft insertion site visualized left main
coronary angiography: coronary artery bypass graft origin fourth saphenous vein graft insertion site visualized left main
coronary angiography: coronary artery bypass graft origin fourth saphenous vein graft insertion site visualized left main
coronary angiography: coronary artery bypass graft origin fourth saphenous vein graft insertion site visualized left main