Authors
Natasa Mihailovic
Institute of Public Health Kragujevac, Department of Biostatistics and Informatics, Serbia
Ivana Mitrovic Djordjevic
Primary school Dusan Dugalic, Belgrade, Serbia
Nikola Uskokovic
Institute of Public Health Kragujevac, Centers for Disease Control and Prevention, Serbia
Ana Miljanovic
Institute of Public Health Kragujevac, Centers for Disease Control and Prevention, Serbia
Ljiljana Zdravkovic
Clinical Centre of Kragujevac, Serbia
Slavica Bukumira
Primary health Center Kragujevac, Department of Social medicine, Serbia
Biljana Bajic
Institute of Public Health Montenegro, Health Promotion Center, Montenegro