Öztekin, A., M. E. Memetoðlu, R. Kutlu, A. I. Tekin, O. Erbasan, Ümit Arslan, O. Erdem, Özgür Akkaya, M. Simsek, and M. T. Muratalievic. “The Predictive Value of Preoperative Serum NTproBNP Levels for the Need for Inotropic Support in the Postoperative Period in Patients Undergoing Coronary Artery Bypass Grafting”. Cardiovascular Journal, vol. 9, no. 2, May 2017, pp. 90-96, doi:10.3329/cardio.v9i2.32419.