1. Department of General Surgery and Medical Surgical Specialties, University of Catania, Catania, Italy;
2. Faculty of Medicine, Institute of Obstetrics and Gynaecology, University of Debrecen, Debrecen, Hungary;
3. MARGen Clinic, Granada, Spain;
4. Department of Neuroscience, Reproductive Sciences and Dentistry, School of Medicine, University of Naples Federico II, Naples, Italy;
5. Independent Researcher, Messina, Italy;
6. Department of Obstetrics and Gynecology, “Filippo Del Ponte” Hospital, University of Insubria, Varese, Italy;
7. “Arbor Vitae” Centre, Clinica Nuova Villa Claudia, Rome, Italy;
8. Department of Obstetrics and Gynecology, Institute for Maternal and Child Health-IRCCS “Burlo Garofolo”, Trieste, Italy