Özgök  A, Koruk  S, Kazancı  D, Saydam  G, Tüfekçioğlu  O, Güçlü Yıldırım Ç, et al. A comparison of total intravenous anesthesia, sevoflurane, and isoflurane anesthesia for preconditioning in cardiac surgery. Turk Gogus Kalp Dama 2012;20:200-208