1. Department of Medicine and Surgery, Centre of Perinatal and Reproductive Medicine, University of Perugia, Perugia, Italy
2. Centre of Assisted Reproductive Technologies, S. Maria della Misericordia Hospital, Perugia, Italy
3. Department of Obstetrics and Gynecology, AOUI Verona, Verona, Italy
4. Department of R&D, S&R Farmaceutici S.p.A Bastia Umbra, Perugia, Italy
5. Department of Chemistry, Biology and Biotechnologies, University of Perugia, Perugia, Italy