1. Division of Infectious Diseases, Department of Internal Medicine, Amsterdam Institute for Infection and Immunity, Amsterdam University Medical Center, University of Amsterdam , Amsterdam , The Netherlands
2. Department of Gastroenterology and Hepatology, University Medical Centre Utrecht , Utrecht , The Netherlands
3. Stichting HIV Monitoring , Amsterdam , The Netherlands
4. Department of Infectious Diseases, Research and Prevention, Public Health Service of Amsterdam , Amsterdam , The Netherlands
5. Centre for Clinical Research, Epidemiology, Modelling and Evaluation, Institute for Global Health, University College London , London , United Kingdom
6. Centre of Excellence for Health, Immunity and Infections, Rigshospitalet, University of Copenhagen , Copenhagen , Denmark
7. Department of Infectious Diseases and Hospital Epidemiology, University Hospital Zurich , Zurich , Switzerland
8. Institute of Medical Virology, University of Zurich , Zurich , Switzerland
9. Division of Infectious Diseases, St Pierre Hospital, Université Libre de Bruxelles , Brussels , Belgium
10. Department of Infectious Diseases, Royal Free Hospital London NHS Foundation Trust , London , United Kingdom
11. Department of Infectious Diseases/Venhälsan, Södersjukhuset , Stockholm , Sweden
12. Department of Infectious Diseases, Inselspital, Bern University Hospital, University of Bern , Bern , Switzerland
13. Division of Infectious Diseases, Lausanne University Hospital, University of Lausanne , Lausanne , Switzerland
14. Division of Infectious Diseases and Hospital Epidemiology, University Hospital Basel, University of Basel , Basel , Switzerland
15. Section of Clinical Virology, Department of Medical Microbiology and Infection Prevention, Amsterdam Infection and Immunity Institute, Amsterdam University Medical Center, University of Amsterdam , Amsterdam , The Netherlands