Amanullah, S., R. Bateen, K. Huque, M. Alam, M. Alam, R. Subarna, M. Hossain, and K. Islam. “Effects of Feeding Probiotic Lactobacillus Spp. On Growth Performances, Scours and Escherichia Coli Shedding in Dairy Calves”. Bangladesh Journal of Livestock Research, Feb. 2020, pp. 89-102, doi:10.3329/bjlr.v0i0.45451.