1. Department of Pathology, Hacettepe University Faculty of Medicine, Sihhiye, Ankara, Turkey
2. Anatomic Pathology Unit, Nuovo S. Giovanni di Dio Hospital, AUSL 10
3. Department of Clinical Pathophysiology, Medical Genetics Unit
4. Surgical Unit, Nuovo S. Giovanni di Dio Hospital, AUSL 10
5. Department of Human Pathology and Oncology, University of Florence, Florence, Italy