1. Department of Cardiology, Istanbul University Institute of Cardiology, Istanbul, Turkey

2. Department of Cardiology, Ministry of Health Mehmet Akif Ersoy Thoracic and Cardiovascular Surgery Training Research Hospital, Istanbul, Turkey

3. Department of Cardiology, Health Science University Erzurum Region Education and Research Hospital, Erzurum, Turkey

4. Department of Cardiology, Hacettepe University School of Medicine, Ankara, Turkey

5. Department of Cardiology, Firat University School of Medicine, Elazig, Turkey

6. Department of Cardiology, Dicle University School of Medicine, Diyarbakir, Turkey

7. Department of Cardiology, Mersin University School of Medicine, Mersin, Turkey

8. Department of Cardiology, Afyonkarahisar Dinar State Hospital, Afyonkarahisar, Turkey

9. Department of Cardiology, Lokman Hekim Van Hospital, Van, Turkey

10. Department of Cardiology, Izmir Odemis State Hospital, Izmir, Turkey

11. Department of Cardiology, Istanbul University Cerrahpasa School of Medicine, Istanbul, Turkey

12. Department of Cardiology, Ege University School of Medicine, Izmir, Turkey