1. 1 Department of Microbiology, Eötvös Loránd University Pázmány Péter sétány 1/c, H-1117 Budapest, Hungary
2. 2 Department of Medical Microbiology, Faculty of Medicine, Al-Fateh University of Medical Sciences P.O. Box 80013, Tripoli, Libya
3. 3 Department of Microbiology, Eötvös Loránd University Pázmány Péter sétány 1/c, H-1117 Budapest, Hungary
4. 4 Department of Medical Microbiology, Faculty of Medicine, Al-Fateh University of Medical Sciences P.O. Box 80013, Tripoli, Libya