coronary angiography: coronary artery bypass graft origin first saphenous vein graft insertion site visualized left main
coronary angiography: coronary artery bypass graft origin first saphenous vein graft insertion site visualized left main
coronary angiography: coronary artery bypass graft origin first saphenous vein graft insertion site visualized left main (procedure)
coronary angiography: coronary artery bypass graft origin first saphenous vein graft insertion site visualized left main (procedure)