S. Vani and S. Rajarajan, “A Study on in vitro antiviral activities of lyophilized extracts of Glycyrrhiza glabra on Hepatitis B Virus”, Int J of Pharmc Res, vol. 6, no. 6, pp. 206–209, Jun. 2016, doi: 10.7439/ijpr.v6i6.3309.