Ansafovna Nizamova, A. et al. 2021. The Determination of Antioxidant Activity of Ethanol Extracts of Gynostemma Pentaphyllum: The determination of antioxidant activity of Gynostemma Pentaphyllum extracts. Iranian Journal of Pharmaceutical Sciences. 17, 1 (Jan. 2021), 91–98. DOI:https://doi.org/10.22037/ijps.v17.40302.