1 Department of Obstetrics and Gynecology, University Hospital of Bern, University of Bern, Effingerstrasse 102, 3010, Bern, Switzerland. andrea.papadia@insel.ch.
2 Unit of Gynecologic Oncology Surgery, Department of Obstetrics and Gynecology, San Gerardo Hospital, University of Milano-Bicocca, Monza, Italy.
3 Department of Obstetrics and Gynecology, University Hospital of Bern, University of Bern, Effingerstrasse 102, 3010, Bern, Switzerland.