1. First Department of Obstetrics and Gynecology, School of Medicine, National and Kapodistrian University of Athens, Alexandra Hospital, Athens, Greece
2. Proteomics Research Unit, Biomedical Research Foundation of the Academy of Athens, Athens, Greece
3. Third Department of Obstetrics and Gynecology, School of Medicine, National and Kapodistrian University of Athens, Attikon Hospital, Athens, Greece