Obazelu, P. A., and D. E. Williams. “Antioxidant Effect of Bi-Herbal Formula of Picralima Nitida and Cymbopogon Citratus Extracts in Phenyl-Hydrazine Induced Anaemia in Albino Wistar Rats”. Nigerian Journal of Pharmaceutical and Applied Science Research, vol. 13, no. 1, May 2024, pp. 1-7, doi:10.60787/nijophasr-v13-i1-536.