1. Department of Dermatovenereology, Karolinska Hospital, Stockholm, Sweden
2. Department of Genitourinary Medicine and Communicable Diseases, Imperial College School of Medicine, London, UK
3. Department of Dermatology and Venereology, University Hospital, Rostock, Germany
4. Department of Gynaecology, Bichat and Salpêtrière University Hospitals, Paris, France
5. Department of Gynaecology, Friedrich Schiller University, Jena, Germany