coronary angiography: coronary artery bypass graft insertion site middle left anterior descending obstruction single discrete concentric
coronary angiography: coronary artery bypass graft insertion site middle left anterior descending obstruction single discrete concentric
catheterization coronary artery bypass graft insertion mid left anterior descending obstruction single discrete concentric
catheterization coronary artery bypass graft insertion mid left anterior descending obstruction single discrete concentric