1. Klinik für Gynäkologie und Geburtshilfe, Frauenklinik St. Louise, Paderborn, St. Josefs-Krankenhaus, Salzkotten, St. Vincenz Krankenhaus GmbH, Paderborn, Germany
2. Department of Gynecology and Obstetrics, Ulm University Hospital, Ulm, Germany
3. Department of Gynecology and Obstetrics, University Hospital Düsseldorf, Düsseldorf, Germany
4. Onkologie Aschaffenburg, Aschaffenburg, Germany
5. Department of Gynecology, Hamburg-Eppendorf University Medical Center, Hamburg, Germany
6. Gynäkologie und Geburtshilfe, Diakonissen-Stiftungs-Krankenhaus Speyer, Speyer, Germany
7. Erlangen University Hospital, Department of Gynecology and Obstetrics, Comprehensive Cancer Center Erlangen-EMN, Friedrich-Alexander University Erlangen-Nuremberg, Erlangen, Germany
8. Klinik für Gynäkologie, Universitätsspital Zürich, Zürich, Switzerland
9. Department of Gynaecology, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany
10. ClinSol GmbH & Co KG, Würzburg, Germany
11. Clinic for Gynecology and Obstetrics, Breast Cancer Center, Gynecologic Oncology Center, Helios Klinikum Berlin Buch, Berlin, Germany
12. Department of Gynecology and Gynecological Oncology, Agaplesion Markus Krankenhaus, Frankfurt am Main, Germany
13. Oncology Practice at Bethanien Hospital, Frankfurt am Main, Germany
14. Department of Gynecology and Obstetrics, University Hospital Augsburg, Augsburg, Germany
15. Department of Gynecology, University of Leipzig Medical Center, Leipzig, Germany
16. Department of Gynecology and Obstetrics, University Hospital Schleswig-Holstein, Campus Lübeck, Lübeck, Germany
17. Department of Gynecology and Obstetrics, University Hospital Essen, Essen, Germany
18. Department of Gynecology and Obstetrics, University Hospital Würzburg, Würzburg, Germany
19. Department of Gynecology and Obstetrics, Marienhospital Bottrop, Bottrop, Germany
20. Breast Center, Department of Gynecology and Obstetrics and CCC Munich LMU, LMU University Hospital, München, Germany
21. Department of Medicine I, Division of Oncology, Medical University of Vienna, Vienna, Austria
22. National Center for Tumor Diseases, University Hospital and German Cancer Research Center, Heidelberg, Germany
23. Klinik für Frauenheilkunde und Gynäkologie, Klinikum Kempten, Klinikverbund Allgäu, Kempten, Germany
24. Klinik für Strahlentherapie, Universitätsklinkum Schleswig-Holstein, Campus Kiel, Kiel, Germany
25. Department of Gynecology and Obstetrics, University Hospital Freiburg, Freiburg, Germany
26. Medical University of Brandenburg Theodor-Fontane, Immanuel Hospital Märkische Schweiz, Buckow, Germany
27. Department of Obstetrics and Gynecology, Center for Integrated Oncology (CIO Aachen, Bonn, Cologne, Düsseldorf), University Hospital of RWTH Aachen, Aachen, Germany