1. Unit for Human Reproduction, 1st Department of Obstetrics & Gynaecology, ‘Papageorgiou’ General Hospital, Aristotle University Medical School, 56403 Thessaloniki, Greece
2. Department of Immunology and Histocompatibility, ‘Papageorgiou’ General Hospital, 56403 Thessaloniki, Greece
3. Fertilia by Genesis, IVF Unit, 54301 Thessaloniki, Greece
4. Department of Obstetrics and Gynecology, School of Health Sciences, Faculty of Medicine, University of Thessaly, 41200 Larisa, Greece