Institution: | (1) Division of Obstetrics and Gynecology, Guastalla Civil Hospital, AUSL Reggio Emilia, Via Donatori Sangue, 1, 42016, Guastalla, Reggio Emilia, Italy;(2) Division of Pathologic Anatomy, Arcispedale ‘‘Santa Maria Nuova’’, Reggio Emilia, Italy;(3) Department of Neonatology, Policlinic Hospital ‘‘Le Scotte’’, University of Siena, Siena, Italy |