1. Department of Gynecology and Obstetrics, Medical University of Innsbruck, Innsbruck, Austria
2. Department of Gynecology and Obstetrics, University of Brescia, Brescia, Italy
3. Skin Cancer Unit, German Cancer Research Center (DKFZ), Heidelberg, Germany
4. Department of Dermatology, Venereology and Allergology, University Medical Center Mannheim, Ruprecht-Karl University of Heidelberg, Mannheim, Germany