Affiliation: | a3rd Department of Obstetrics and Gynecology, Hippokration General Hospital, Aristotle University Medical School, Aristotle University of Thessaloniki, Thessaloniki, Greece;bDepartment of Clinical Biochemistry (Vascular Disease Prevention Clinics), Royal Free Hospital Campus, University College London Medical School, University College London (UCL), London NW3 2QG, UK |