coronary angiography: coronary artery bypass graft origin second saphenous vein graft obstruction
coronary angiography: coronary artery bypass graft origin second saphenous vein graft obstruction
coronary angiography: coronary artery bypass graft origin second saphenous vein graft obstruction (procedure)
coronary angiography: coronary artery bypass graft origin second saphenous vein graft obstruction (procedure)