Sidkey, B. A. J. ., Hassan, R. A. ., & Al-Shahwany, A. W. . (2017). Cytotoxic Effects of Glycyrrhiza glabra L., Morus nigra L. and Urtica urens L. Extract against the Human Hepatocarcinoma HepG2 and Mouse L20B Cell Lines . Journal of Biotechnology Research Center, 11(1), 19–25. https://doi.org/10.24126/jobrc.2017.11.1.493