1. Operative Unit of Pathologic Anatomy, AUSL della Romagna, “S. Maria delle Croci” Hospital, Ravenna, Italy
2. Operative Unit of Pathologic Anatomy, AUSL della Valle d’Aosta, “Parini” Regional Hospital, Aosta, Italy
3. Pathology Unit, AUSL/IRCSS di Reggio Emilia, “S. Maria Nuova” Hospital, Reggio Emilia, Italy
4. General Direction, AUSL della Romagna, Ravenna, Italy