1. Department of Surgical Oncology, Medical University of Gdansk, ul. Smoluchowskiego 17, 80-214 Gdańsk, Poland
2. Department of Tumor Pathology, Maria Sklodowska-Curie National Research Institute of Oncology, Kraków Branch, 44-102 Kraków, Poland
3. Department of Molecular Diagnostics, Holy Cross Cancer Center, 25-735 Kielce, Poland
4. Division of Medical Biology, Institute of Biology, Jan Kochanowski University, 25-406 Kielce, Poland
5. Department of Gynaecological Oncology, Maria Sklodowska-Curie National Research Institute of Oncology, 00-001 Warsaw, Poland
6. Faculty of Medical and Health Sciences, Siedlce University of Natural Sciences and Humanities, 08-110 Siedlce, Poland
7. Department of Gynecological Surgery and Gynecological Oncology of Adults and Adolescents, Pomeranian Medical University, 70-111 Szczecin, Poland
8. Department of Gynaecologic Oncology, Maria Sklodowska-Curie National Research Institute of Oncology, Krakow Branch, 44-102 Kraków, Poland
9. Department of Obstetrics and Gynecological Oncology, Medical University of Warsaw, 00-575 Warsaw, Poland
10. Department of Tumor Pathology and Prophylaxis, Poznan University of Medical Sciences, 61-701 Poznan, Poland
11. Department of Tumor Pathology, Greater Poland Cancer Center in Poznan, 61-866 Poznan, Poland