coronary angiography: coronary artery bypass graft insertion site right posterolateral segment obstruction multiple discrete
coronary angiography: coronary artery bypass graft insertion site right posterolateral segment obstruction multiple discrete
coronary angiography: coronary artery bypass graft insertion site right posterolateral segment obstruction multiple discrete
coronary angiography: coronary artery bypass graft insertion site right posterolateral segment obstruction multiple discrete