1. Intensive Care Unit, Anesthesiology Department, School of Medicine, Istanbul Medipol University, Istanbul, Turkey
2. Deparment of Cardiology, Faculty of Medicine, Ordu University, Ordu, Turkey
3. Department of Cardiology, Samsun Training and Research Hospital, University of Health Sciences, Samsun, Turkey
4. Department of Cardiology, Faculty of Medicine, Recep Tayyip Erdogan University, Rize, Turkey
5. Deparment of Cardiovascular Surgery, Ordu University Faculty of Medicine, Ordu, Turkey
6. Department of Cardiology, Erzurum Training and Research Hospital, Erzurum, Turkey