1 Department of Gynecology, Madre Fortunata Toniolo Clinic, Bologna (Dr. Gubbini).
2 Department of Obstetrics and Gynecology, AOUI Verona, University of Verona, Verona (Drs. Bertapelle, Bosco, Zorzato, Uccella, and Favilli), Italy.
3 Department of Obstetrics and Gynecology, AOUI Verona, University of Verona, Verona (Drs. Bertapelle, Bosco, Zorzato, Uccella, and Favilli), Italy. Electronic address: alessandrofavilli.mail@gmail.com.