Minimized Extracorporeal Circulation in Coronary Artery Bypass Surgery Is Equivalent to Standard Extracorporeal Circulation in Patients with Reduced Left Ventricular Function - Puehler, T.; Haneya, A.; Philipp, A.; Camboni, D.; Hirt, S.; Zink, W.; Lehle, K.; Rupprecht, L.; Kobuch, R.; Diez, C.; Schmid, C. (The Thoracic and Cardiovascular Surgeon, 2010)