1. Department of Cardiovascular Surgery, Istanbul University Istanbul Medical Faculty, Istanbul, Turkey
2. Department of Cardiovascular Surgery, Istanbul University Istanbul Medical Faculty, Istanbul, Turkey,
3. Department of Cardiology, 1st Chair of Cardiology and Cardiac Surgery, Lodz University Medical Faculty, Lodz, Poland
4. Department of Clinical Biochemistry (Vascular Disease Prevention Clinics), Royal Free University College School of Medicine, University College London, London, UK