coronary angiography: coronary artery bypass graft insertion site first obtuse marginal obstruction tubular
coronary angiography: coronary artery bypass graft insertion site first obtuse marginal obstruction tubular
coronary angiography: coronary artery bypass graft insertion site first obtuse marginal obstruction tubular (procedure)
coronary angiography: coronary artery bypass graft insertion site first obtuse marginal obstruction tubular (procedure)