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