1. Department of Cardiology, Izzet Baysal Medical Faculty, Abant Izzet Baysal University
2. Department of Cardiology, Duzce Medical Faculty, Abant Izzet Baysal University
3. Department of Cardiology, Maltepe University Medical Faculty
4. Department of Internal Medicine, Izzet Baysal Medical Faculty, Abant Izzet Baysal University