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