1. Faculty of Medicine, KU Leuven, Leuven, Belgium
2. Division of Biomedical Sciences, Warwick Medical School, Coventry, United Kingdom
3. Leuven Institute for Fertility and Embryology, Leuven, Belgium
4. Department of Biomedical, Experimental and Clinical Sciences (Mario Serio), University of Florence, Florence, Italy
5. Department of Gynaecology, Obstetrics and Urology, “Sapienza” University, Rome, Italy