coronary angiography: coronary artery bypass graft insertion site proximal left anterior descending obstruction multiple discrete
coronary angiography: coronary artery bypass graft insertion site proximal left anterior descending obstruction multiple discrete
coronary angiography: coronary artery bypass graft insertion site proximal left anterior descending obstruction multiple discrete (procedure)
coronary angiography: coronary artery bypass graft insertion site proximal left anterior descending obstruction multiple discrete (procedure)