coronary angiography: coronary artery bypass graft origin left internal mammary artery obstruct single discrete concentric
coronary angiography: coronary artery bypass graft origin left internal mammary artery obstruct single discrete concentric
catheterization coronary artery bypass graft origin left internal mammary artery obstruct single discrete concentric
catheterization coronary artery bypass graft origin left internal mammary artery obstruct single discrete concentric