1 Clinic for Infectious and Tropical Diseases, Clinical Center of Serbia, Belgrade, Serbia.
2 Faculty of Medicine, University of Belgrade, Belgrade, Serbia.
3 Institute of Microbiology and Immunology, Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia.
4 Department of Medical Microbiology and Infection Control, Franciscus Gasthuis & Vlietland, Rotterdam, Netherlands.
5 Department of Epidemiology, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht University, Utrecht, Netherlands.