KUSUMOTO, G.; SHIGEMATSU, K.; IWASHITA, K.; TOMINAGA, K.; TOTOKI, T.; YAMAURA, K. Association between Preoperative Cardiac Left Ventricular Dysfunction and Perioperative Intraaortic Balloon Pump in Patients Undergoing Off-Pump Coronary Artery Bypass Surgery. The Heart Surgery Forum, v. 20, n. 4, p. E147-E152, 25 Aug. 2017.