1. Department of Surgery, University General Hospital of Patras, Patras, Greece
2. Department of Vascular Surgery, University General Hospital of Patras, Patras, Greece
3. Department of Nephrology and Kidney Transplantation, University General Hospital of Patras, Patras, Greece
4. Department of Transplantation Surgery, Department of Surgery, University General Hospital of Patras, Patras, Greece
5. Department of Cardiology, University General Hospital of Patras, Patras, Greece
6. Division of Thrombophilic Disorders, Department of Haematology, University General Hospital of Patras, Patras, Greece
7. Department of Interventional Radiology, University General Hospital of Patras, Patras, Greece