1. Faculty of Medicine, First Department of Obstetrics and Gynaecology Aristotle University of Thessaloniki, Papageorgiou General Hospital of Thessaloniki Thessaloniki Greece
2. Faculty of Medicine, Second Department of Obstetrics and Gynaecology and Molecular Cytopathology Laboratory Aristotle University of Thessaloniki, Hippokration General Hospital of Thessaloniki Thessaloniki Greece
3. Faculty of Medicine, Laboratory of Medical Biology‐Genetics Aristotle University of Thessaloniki Thessaloniki Greece