coronary angiography: coronary artery bypass graft origin first saphenous vein graft insertion site visualized first obtuse marginal branch
coronary angiography: coronary artery bypass graft origin first saphenous vein graft insertion site visualized first obtuse marginal branch
catheterization coronary artery bypass graft origin first saphenous vein graft insertion sites visualized obtuse marginal-1
catheterization coronary artery bypass graft origin first saphenous vein graft insertion sites visualized obtuse marginal-1