Hashem, M. M., K. Abo-EL-Sooud, Y. M. Abd-Elhakim, Y. A. - H. Badr, A. E. El-Metwally, and A. Bahy-EL-Dien,  "The long-term oral exposure to titanium dioxide impaired immune functions and triggered cytotoxic and genotoxic impacts in rats.",  Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS), vol. 60, pp. 126473, 2020.