S. A. Said, F. Ahmad, S. Chakravarthi, and J. Vejayan, “The Ranking of Tongkat Ali Plants to Boost Testosterone Hormone Evaluated in both In vitro and In vivo Experiments: http://www.doi.org/10.26538/tjnpr/v7i11.31”, TJNPR, vol. 7, no. 11, pp. 5236–5243, Dec. 2023, Accessed: Feb. 01, 2025. [Online]. Available: https://tjnpr.org/index.php/home/article/view/3036