1. Gynecology & Pathophysiology of Human Reproduction Unit, S. Orsola-Malpighi Hospital, University of Bologna, via Massarenti, 13, 40138, Bologna, Italy.
2. Gynecology & Pathophysiology of Human Reproduction Unit, S. Orsola-Malpighi Hospital, University of Bologna, via Massarenti, 13, 40138, Bologna, Italy
3. Surgical Pathology, Department of Haematology, Oncology & Clinical Pathology, S. Orsola-Malpighi Hospital, University of Bologna, via Massarenti, 9, 40138, Bologna, Italy