S. Y. Al-Okbi, D. A. Mohamed, S. M. Donya, and A. B. Abd El Khalek, “Role of Bifidobacterium bifidum and plant food extracts in improving microflora and biochemical and cytogenetic parameters in adjuvant arthritis”., Grasas aceites, vol. 62, no. 3, pp. 308–320, Sep. 2011.