1 Research Laboratory in Biomarkers in Reproduction, Gynaecology and Obstetrics, Research Foundation of the General University Hospital of Valencia, 46014 Valencia, Spain.
2 Department of Obstetrics and Gynaecology, General University Hospital of Valencia Consortium, 46014 Valencia, Spain.
3 Department of Pathology, General University Hospital of Valencia Consortium, 46014 Valencia, Spain.
4 Research Laboratory, Department of Gynecology and Obstetrics, Münster University Hospital, 48149 Münster, Germany.
5 Department of Pediatrics, Obstetrics and Gynaecology, University of Valencia, 46010 Valencia, Spain.