Tsolova, G., Manolova, A., Dimitrov, P., Dimitrova, A., Strandzheva, M. and Evstatieva, K. (2016) “ Behavioral Health Risk Factors Among School Children Aged 14-18”, International Journal For Research In Health Sciences And Nursing , 2(3), pp. 79–92. doi: 10.53555/hsn.v2i3.291.