1. Cardiology Unit, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy.
2. Department of Cardiology, Heart Center, University Hospital Zurich and University of Zürich, Zurich, Switzerland.
3. Institute for Clinical Chemistry, University Hospital Zurich and University of Zürich, Zurich, Switzerland.
4. Division of Cardiac Surgery, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy.
5. Cardiac Pathology Unit, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy.