Damar E, Aksun M, Girgin S, Göktoğan T, Yılmaz E, Aran G, et al. A comparison of the hemodynamic, metabolic, renal and hemostatic effects of the use of Ringer solution and adjuvant 6% hydroxyethyl starch 130/0.4 as a pump prime solution in coronary artery bypass grafting. Turk Gogus Kalp Dama 2012;20:022-031