1. German Reference Laboratory for GonococciDepartment of Dermatology and Venerology Vivantes Hospital Berlin Germany
2. Department of DermatologyVenereology and AllergologyUniversity Medical Center Frankfurt am Main Germany
3. Department of DermatologyVenereology and AllergologySt. Josef HospitalRuhr University Bochum Germany
4. Division of Infectious Disease EpidemiologyRobert Koch Institute Berlin Germany
5. WIR “Walk In Ruhr“competence network HIV/AIDS, Center for Sexual Health and MedicineDepartment of DermatologyVenereology and AllergologyRuhr University Bochum Germany