1. Provincial Health Care Services, Institute of Pathology, Santa Maria del Carmine Hospital, Rovereto, TN, Italy;
2. Department of Diagnostic and Clinical Medicine and of Public Health, University of Modena and Reggio Emilia, Modena, Italy;
3. Provincial Health Care Services, Unit of Obstetrics and Gynecology, Santa Maria del Carmine Hospital, Rovereto, Italy