coronary angiography: coronary artery bypass graft insertion site first anterior septal branch obstruction multiple discrete
coronary angiography: coronary artery bypass graft insertion site first anterior septal branch obstruction multiple discrete
coronary angiography: coronary artery bypass graft insertion site first anterior septal branch obstruction multiple discrete
coronary angiography: coronary artery bypass graft insertion site first anterior septal branch obstruction multiple discrete