1. Department of Molecular and Developmental Medicine, Obstetrics and Gynecological Clinic University of Siena Siena Italy
2. Department of Surgical Sciences, Gynecological Unit Valdarno Hospital Montevarchi Italy
3. Department of Medical Biotechnology, Section of Pathology University of Siena Siena Italy
4. Division of Gynecology and Human Reproduction Physiopathology IRCCS Azienda Ospedaliero‐Universitaria di Bologna Bologna Italy
5. Department of Medical and Surgical Sciences University of Bologna Bologna Italy
6. Gynecology and Obstetrics Unit, Department of Neuroscience, Reproductive Sciences and Dentistry, School of Medicine University of Naples Federico II Naples Italy
7. Department of Obstetrics and Gynecology Beaujon Hospital‐University of Paris Paris France