Authors
Sanja Kocic
Faculty of Medical Sciences, University of Kragujevac, Kragujevac, Serbia
Institute of Public Health Kragujevac, Kragujevac
Svetlana Ristic
Institute for Oncology and Radiology of Serbia, Belgrade, Serbia
Sandra Zivanovic
Faculty of Hotel Management and Tourism in Vrnjacka Banja, University of Kragujevac, Vrnjaca Banja, Serbia
Natasa Mihailovic
Institute of Public Health Kragujevac, Kragujevac
Svetlana Curcic
Faculty of Education in Jagodina, University of Kragujevac, Jagodina
Dragan Vasiljevic
Faculty of Medical Sciences, University of Kragujevac, Kragujevac, Serbia
Institute of Public Health Kragujevac, Kragujevac