Measurement of left ventricular ejection fraction in candidates to implantable cardioverter-defibrillator: echocardiography versus radionuclide ventriculography in 67 patients
Endothelial dysfunction with continuous flow left ventricular assist device support: effects on the number and function of endothelial progenitor cells
A novel implantable counterpulsation assist device optimizes left ventricular mechanoenergetics and improves myocardial perfusion in a porcine model of acute heart failure