1 Department of Zoonoses with Natural Focality, Centre for Epidemiology and Microbiology, National Institute of Public Health, Prague, Czech Republic petr.kodym@szu.cz.
2 Department of Zoonoses with Natural Focality, Centre for Epidemiology and Microbiology, National Institute of Public Health, Prague, Czech Republic.
3 Department of Infectious Diseases, 2nd Faculty of Medicine, Charles University and Na Bulovce Hospital, Prague, Czech Republic.
4 Department of Biostatistics, National Institute of Public Health, Prague, Czech Republic.