1. Department of Infectious Diseases Copenhagen University Hospital Hvidovre Denmark
2. Department of Epidemiology Research, Project SEXUS Group Statens Serum Institut Copenhagen Denmark
3. Department of Clinical Medicine, Center for Sexology Research Aalborg University Aalborg Denmark
4. Department of Infectious Diseases Aarhus University Hospital Aalborg Denmark
5. Department of Infectious Diseases Aalborg University Hospital Aalborg Denmark
6. Department of Infectious Diseases Odense University Hospital Odense Denmark
7. Department of Infectious Diseases Copenhagen University Hospital Rigshospitalet Denmark
8. Department of Clinical Medicine, Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark
9. Department of Public Health, Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark