coronary angiography: coronary artery bypass graft insertion site left atrioventricular groove obstruction single discrete concentric
coronary angiography: coronary artery bypass graft insertion site left atrioventricular groove obstruction single discrete concentric
coronary angiography: coronary artery bypass graft insertion site left atrioventricular groove obstruction single discrete concentric
coronary angiography: coronary artery bypass graft insertion site left atrioventricular groove obstruction single discrete concentric