1. Division of Gynaecology and Human Reproduction Physiopathology, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy.
2. Department of Medical and Surgical Sciences, University of Bologna, Bologna, Italy.
3. Department of Histopathological and Molecular Diagnostic Unit of Solid Organ and Transplant, IRCCS - S. Orsola-Malpighi Hospital, Bologna, Italy.