Aniagu, S.O., Nwinyi, F.C., Akumka, D.D., Ajoku, G.A., Dzarma, S., Izebe, K.S., Ditse, M., Nwaneri, P.E., Wambebe, C. and Gamaniel, K. 2005. Toxicity studies in rats fed nature cure bitters. African Journal of Biotechnology. 4, 1 (Mar. 2005), 72–78. DOI:https://doi.org/10.4314/ajb.v4i1.15055.