1. Department of Cardiology, Policlinico di Monza, Monza, Italy
2. Department of Cardiology, Fondazione Policlinico San Matteo, Pavia, Italy
3. Department of Vascular Surgery, Policlinico di Monza, Monza, Italy
4. Department of Cardiac Surgery, Policlinico di Monza, Monza, Italy
5. Vascular Surgery Research Laboratory, Istituto Auxologico Italiano, Milano, Italy
6. Cardiology Unit and Department of Cardiovascular, Neural and Metabolic Science, Istituto Auxologico Italiano, S. Luca Hospital, Milano, Italy