Contrast echocardiography in coronary artery diseased patients: effects of systemic and pulmonary artery pressures on left heart opacification after intravenous injection of Albunex. - Geny,B.; Piquard,F.; Muan,B.; Epailly,E.; Lambrechs,M.; Thiranos,J.C.; Petit,H.; Eisenmann,B.; Haberey,P. (Coron Artery Dis, 1997)