1. Centre of Dermatovenereology Vilnius University Hospital Santaros Klinikos Vilnius Lithuania
2. Clinic of Infectious Diseases and Dermatovenereology Faculty of Medicine Vilnius University VilniusLithuania
3. Departments of Dermatology, Venereology, Allergology and Immunology Dessau Medical Center Brandenburg Medical School Theodore Fontane Dessau Germany