Almeida, M. C., S. F Soares, P. R. C Abreu, L. M Jesus, L. C Brito, and M. Bernardo-Filho. “Protective Effect of an Aqueous Extract of Harpagophytum Procumbens Upon Escherichia Coli Strains Submitted to the Lethal Action of Stannous Chloride”. Cellular and Molecular Biology 53, no. 6 (April 15, 2007): 923–927. Accessed May 3, 2024. https://cellmolbiol.org/index.php/CMB/article/view/1866.