DAHIRU, D., O. J. OBI, and H. UMARU. “Effect of <i>Hibiscus sabdariffa</i> Calyx Extract on Carbon Tetrachloride Induced Liver Damage”. Biokemistri, vol. 15, no. 1, May 2016, pp. 27-33, doi:10.4314/biokem.v15i1.