1. Division of Oncologic Gynecology, IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, Italy
2. Department of Medical and Surgical Sciences, University of Bologna, 40138 Bologna, Italy
3. Scientific & Medical Department, IGEA S.p.A., 41012 Carpi, Italy
4. Department of Biomedical Sciences and Human Oncology, University of Bari, 70121 Bari, Italy
5. Gynecologic Oncology Unit, Fondazione IRCCS Istituto Nazionale dei Tumori, 20133 Milan, Italy
6. Radiation Oncology, IRCCS Azienda Ospedaliero-Universitaria di Bologna, 40138 Bologna, Italy