1. Department of Medical Sciences, Institute of Obstetrics and Gynecology University of Ferrara Ferrara Italy
2. Department of Development and Regeneration—Woman and Child KU Leuven Leuven Belgium
3. Department of Medical Area (DAME) University of Udine, Clinic of Obstetrics and Gynecology, “Santa Maria Della Misericordia” University Hospital, Azienda Sanitaria Universitaria Friuli Centrale Udine Italy
4. Department of Medicine University of Udine Udine Italy
5. Department of Women and Children's Health, Unit of Gynecology and Obstetrics University of Padua Padua Italy
6. AUSL Romagna Ospedale Infermi Rimini Italy
7. Department of Human Pathology in Adult and Childhood "G. Barresi" University of Messina Messina Italy