Vyas, N., Gamit, K., Raval, M. and Patel, S. 2021. Assessment of Testosterone Biogenesis Enhancement by a Lupeol Derivative Separated from Seeds of <I>Hygrophila spinosa</I> T. Ander <I>in vitro</I>. Journal of Natural Remedies. 21, 4 (Oct. 2021), 317–322. DOI:https://doi.org/10.18311/jnr/2021/26314.