1. Internal Medicine; Hospital Civile; Legnano - President FADOI Foundation; Rome; Italy
2. Angiology; Hospital “Ferrarotto Alessi”; Catania; Italy
3. Internal Medicine; Hospital “Pugliese - Ciaccio”; Catanzaro; Italy
4. Research Department; FADOI Foundation; Milan; Italy
5. Institute of Medical Statistics and Biometry; University of Milan; Milan; Italy
6. Internal Medicine; Maggiore Hospital; Novara; Italy
7. Internal Medicine; Hospital Careggi; Florence - President FADOI; Rome; Italy