Authors
M Novak
Department of Public Health, Jessenius Faculty of Medicine in Martin, Comenius University in Bratislava
I Mazakova
V Sadlonova
Department of Microbiology and Imunology, Jessenius Faculty of Medicine in Martin, Comenius University in Bratislava
T Cervenova
H. Hudeckova
Department of Public Health, Jessenius Faculty of Medicine in Martin, Comenius University in Bratislava