1. Cardiovascular Surgery Clinic, Kadikoy Medicana Hospital, Istanbul, Turkey
2. Department of Cardiovascular Surgery, Istanbul University Cerrahpasa, Institute of Cardiology, Istanbul, Turkey
3. Cardiovascular Surgery Clinic, Bagcilar Education and Research Hospital, Istanbul, Turkey
4. Department of Cardiovascular Surgery, Istanbul Medipol University Medical Faculty, Istanbul, Turkey
5. Cardiovascular Surgery Clinic, Yedikule Chest Diseases and Thoracic Surgery Training and Research Hospital, Istanbul, Turkey
6. Department of Cardiology, Near East University, North Nicosia, North Cyprus