Tran, T., Nguyen, P., Nguyen, L., Le, H., Huynh, T. and Dinh, H. (2019) “Preparation of a sulfated exopolysaccharide (S-EPS) from Ophiocordyceps sinensis fungus and its antioxidant effects”, Science & Technology Development Journal: Natural Sciences, 2(4), pp. 24-31. doi: https://doi.org/10.32508/stdjns.v2i4.806.