1. Department of Obstetrics and Gynecology, Del Ponte Hospital, University of Insubria, 21100 Varese, Italy
2. Department of Obstetrics and Gynecology, IRCSS San Raffaele Scientific Institute, 21132 Milan, Italy
3. Department of Gyanecology, Obstetric and Reproductive Science, Second University of Naples, 80138 Naples, Italy
4. Department of Obstetrics and Gynecology, EOC—Beata Vergine Hospital, 6850 Mendrisio, Switzerland
5. Department of Obstetrics and Gynecology, EOC—Civico Hospital, 6900 Lugano, Switzerland
6. Faculty of Biomedical Sciences, Università della Svizzera Italiana, 6900 Lugano, Switzerland
7. Department of Obstetrics and Gynecology, Tel Aviv Medical Center, Tel Aviv University, Tel Aviv 6997801, Israel