coronary angiography: coronary artery bypass graft insertion site second obtuse marginal obstruction tubular
coronary angiography: coronary artery bypass graft insertion site second obtuse marginal obstruction tubular
coronary angiography: coronary artery bypass graft insertion site second obtuse marginal obstruction tubular
coronary angiography: coronary artery bypass graft insertion site second obtuse marginal obstruction tubular