1. STI Outpatient Clinic,
2. Research Department, and
3. Department of General Medicine, and
4. Public Health Laboratory, Department of Infectious Diseases, Public Health Service Amsterdam,
5. Department of Medical Microbiology, Onze Lieve Vrouwe Gasthuis General Hospital,
6. National Microbiology Laboratory, Public Health Agency of Canada, Winnipeg; and
7. Department of Dermatology, Academic Medical Center, University of Amsterdam, The Netherlands;
8. Center for Infection and Immunity Amsterdam, Academic Medical Center, University of Amsterdam, The Netherlands