Mačak Hadžiomerović, A., Jaganjac, A., Avdic, D., švraka, E., Pašalić, A., Kaljić, E., … Omerović, E. (2018). School bags and associated back pain. Journal of Health Sciences, 8(1), 10–19. https://doi.org/10.17532/jhsci.2017.510