Erić, Jelena
Bjelović, Ljiljana
Janković, Svjetlana
Davidović, Bojana
Bozović, Djordje
Krunić, Jelena
Article History
Received: 19 March 2023
Accepted: 22 June 2023
First Online: 28 June 2023
Declarations
:
: The authors declare that all experiments on humans or human data were conducted in accordance with the Declaration of Helsinki and that all procedures were carried out with the adequate understanding and written informed consents were obtained from the parents of all the schoolchildren.This study was approved by the Institutional Ethics Committee of the University of East Sarajevo (No 01-8/71).
: Not applicable.
: The authors declare no competing interests.