1. Division of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich , Zurich , Switzerland
2. Institute of Medical Virology, University of Zurich , Zurich , Switzerland
3. Department of Public Health, Epidemiology, Biostatistics, and Public Health Institute, University of Zurich , Zurich , Switzerland
4. Centre for Gender Variance, University Hospital Basel , Basel , Switzerland
5. Division of Infectious Diseases and Hospital Epidemiology, University Hospital Basel, University of Basel , Basel , Switzerland
6. Department of Infectious Diseases, University of Bern , Bern , Switzerland
7. Division of Infectious Diseases, Regional Hospital Lugano , Lugano , Switzerland
8. Laboratory of Virology and Division of Infectious Diseases, Geneva University Hospital, University of Geneva , Geneva , Switzerland
9. Division of Infectious Diseases, Lausanne University Hospital , Lausanne , Switzerland
10. Division of Infectious Diseases, Cantonal Hospital St Gallen , St Gallen , Switzerland
11. School of Life Sciences, École Polytechnique Fédérale de Lausanne , Lausanne , Switzerland
12. Transgender Network Switzerland, Checkpoint Zurich , Zurich , Switzerland
13. Clinical Virology Division, Laboratory Medicine, University Hospital Basel , Basel , Switzerland and
14. Department of Immunology and Allergy, University of Lausanne , Lausanne , Switzerland