1. Department of Cytopathology, Evangelismos Hospital, Paphos, Greece
2. 2nd Department of Pathology, National and Kapodistrian University of Athens, Athens, Greece
3. Private Cytopathology Laboratory, Marousi, Greece
4. 2nd Department of Pathology, National and Kapodistrian University of Athens, School of Medicine, Athens, Greece
5. Department of Biology, University of Barcelona, Barcelona, Spain
6. 3rd Department of Obstetrics and Gynecology, National and Kapodistrian University of Athens, Athens, Greece
7. Department of Obstetrics and Gynaecology, Health Center of Larisa, Larisa, Greece
8. Molecular Cytopathology Laboratory, 2nd Obstetrics and Gynecology Department, Aristotle University of Thessaloniki, Medical School, Thessaloniki, Greece
9. Department of Surgery and Cancer, Imperial College London, London, UK
10. 2nd Obstetrics and Gynecology Department, Aristotle University of Thessaloniki, Medical School, Thessaloniki, Greece
11. Department of Obstetrics and Gynecology, University Hospital of Ioannina, Ioannina, Greece