1. Cardiovascular Surgery Departement, La Rabta Hospital, Tunis, Tunisia
2. University of Medicine of Tunis, University Elmanar-Tunis, Tunisia
3. Operative Unit of Vascular Surgery, IRCCS Policlinico San Donato, San Donato Milanese, Milan, Italy
4. Cardiology Department, Habib Thameur Hospital, Tunis, Tunisia
5. Department of Biomedical Sciences for Health, University of Milan, Milan, Italy