1. Deparment of Cardiology, Koc University Hospital, Istanbul, Turkey
2. Department of Cardiology, University of Health Sciences, Dr Siyami Ersek Thoracic and Cardiovascular Surgery Training and Research Hospital, Istanbul, Turkey
3. Department of Cardiology, University of Health Sciences, Kartal Kosuyolu Yuksek Ihtisas Training and Research Hospital, Istanbul, Turkey
4. Department of Cardiology, University of Health Sciences Sancaktepe Şehit Prof Dr İlhan Varank Training and Research Hospital, Istanbul, Turkey
5. Department of Cardiovascular Surgery, University of Health Sciences, Dr Siyami Ersek Thoracic and Cardiovascular Surgery Training and Research Hospital, Istanbul, Turkey