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
coronary angiography: coronary artery bypass graft origin left internal mammary artery obstruct single discrete concentric (procedure)
coronary angiography: coronary artery bypass graft origin left internal mammary artery obstruct single discrete concentric (procedure)