coronary angiography: coronary artery bypass graft insertion site left patent ductus arteriosus obstruction single discrete concentric
coronary angiography: coronary artery bypass graft insertion site left patent ductus arteriosus obstruction single discrete concentric
coronary angiography coronary artery bypass graft insertion site left PDA obstruction single discrete concentric
coronary angiography coronary artery bypass graft insertion site left pda obstruction single discrete concentric