1. Departments of CardiologyÜmraniye Research and Tranining HospitalIstanbul Turkey
2. Department of CardiologyDr Siyami Ersek Cardiovascular and Thoracic Surgery Research and Training HospitalIstanbul Turkey
3. Departments of GastroenterologyÜmraniye Research and Tranining HospitalIstanbul Turkey
4. Department of CardiologyAcıbadem University Atakent HospitalIstanbul Turkey