S. Husin, A. Melizah, S. Alkaff, and R. Hidayat, “The Probiotic Bacterium Isolated from Bekasam (Traditional Fermented Food), Lactobacillus Sp. Induces Activation of Gut Mucosal Immune System in Rat”, Open Access Maced J Med Sci, vol. 7, no. 21, pp. 3530–3533, Oct. 2019.