1 Possover International Medical Center, Zürich, Switzerland; Department of Gynecology and Aarhus School of Neuropelveology, University of Aarhus, Aarhus, Denmark.
2 Department of Gynecology and Aarhus School of Neuropelveology, University of Aarhus, Aarhus, Denmark.
3 Department of Gynecology and Obstetrics, University of Clermont-Ferrand, France.
4 Department of Gynecology and Obstetrics, University of Sao Paulo, Sao Paulo, Brazil.
5 Department of Gynecology, University of Degli Studi Del Molise, Campobasso, Italy.