S. Ebrahimi, S. Ashkani-Esfahani, Y. Emami, and S. Riazifar, “ Hepatoprotective Effect of Zizyphus vulgaris on Carbon Tetrachloride (CCl4) Induced Liver Damage in Rats as Animal Models: ”, Galen Med J, vol. 2, no. 3, p. e95, Aug. 2013.