1. Department of Cardiology Karaman State Hospital Karaman Turkey
2. Department of Internal Medicine Karaman State Hospital Karaman Turkey
3. Department of Cardiology Kackar State Hospital Rize Turkey
4. Department of Cardiology Usak Training and Research Hospital Usak Turkey
5. Department of Cardiology Siyami Ersek Thoracic and Cardiovascular Surgery Training and Research Hospital Istanbul Turkey
6. Faculty of Medicine, Department of Cardiology Ege University Izmir Turkey