coronary angiography: coronary artery bypass graft insertion site proximal circumflex obstruction single discrete
coronary angiography: coronary artery bypass graft insertion site proximal circumflex obstruction single discrete
coronary angiography: coronary artery bypass graft insertion site proximal circumflex obstruction single discrete (procedure)
coronary angiography: coronary artery bypass graft insertion site proximal circumflex obstruction single discrete (procedure)