1. Department of Obstetrics and Gynaecology Fertility Centre Azienda Unità Sanitaria Locale‐IRCCS di Reggio Emilia Arcispedale Santa Maria Nuova Reggio Emilia Italy
2. Unit of Endocrinology Department of Biomedical, Metabolic and Neural Sciences University of Modena and Reggio Emilia Modena Italy
3. Unit of Endocrinology Department of Medical Specialties Azienda Ospedaliero‐Universitaria of ModenaOspedale Civile of Baggiovara Modena Italy