1. Department of Obstetrics and Gynecology, Comprehensive Cancer Center Vienna, Medical University of Vienna, Währinger Gürtel 18-20, 1090 Vienna, Austria
2. Department of Pathology, Medical University of Vienna, Währinger Gürtel 18-20, 1090 Vienna, Austria
3. Karl Landsteiner Institute for General Gynecology and Experimental Gynecologic Oncology, 1090 Vienna, Austria