1. 1 Institute of Medical Microbiology, Semmelweis University, Budapest, Hungary
2. 2 National Public Health Institute, Budapest, Hungary
3. 3 Faculty of Information Technology and Bionics, Pázmány Péter Catholic University, Budapest, Hungary
4. 4 Department of Microbiology, State Health Center, Budapest, Hungary
5. 5 First Department of Medicine, State Health Center, Budapest, Hungary