1. Department of Human Pathology of Adult and Developmental Age “Gaetano Barresi”; Unit of Pathological Anatomy; University of Messina; AOU Policlinico G. Martino; Messina Italy
2. Department “G.F. Ingrassia”; Section of Pathologic Anatomy; University of Catania; Catania Italy
3. Pathological Anatomy; AOU San Giovanni di Dio e Ruggi d'Aragona; University of Salerno; Salerno Italy