1. Centre of Dermatovenereology; Vilnius University Hospital Santariskiu Klinikos; Vilnius Lithuania
2. Clinic of Infections, Chest Diseases, Dermatovenereology and Allergology; Faculty of Medicine; Vilnius University; P. Baublio g. 3B LT-08406 Vilnius Lithuania
3. Lithuanian Cancer Registry; Institute of Oncology; Vilnius University; P. Baublio g. 3B LT-08406 Vilnius Lithuania