Kalia, P., N. R. Kumar, and K. Harjai. “Effect of Propolis Extract on Hematotoxicity and Histological Changes Induced by Salmonella Enterica Serovar Typhimurium in BALB/C Mice”. Archives of Biological Sciences, vol. 68, no. 2, June 2016, pp. 385-91, https://www.serbiosoc.org.rs/arch/index.php/abs/article/view/780.