[1] University of Insubria,Department of Obstetrics and Gynecology, Del Ponte Hospital
[2] Department of Obstetrics and Gynecology,First Department of Obstetrics and Gynecology
[3] IRCCS San Raffaele Scientific Institute,undefined
[4] University of Athens,undefined
[5] “Alexandra” Hospital,undefined
[6] Department of Obstetrics and Gynecology,undefined
[7] EOC - Beata Vergine Hospital,undefined