Said, S. A.; Ahmad, F.; Chakravarthi, S.; Vejayan, J. The Ranking of Tongkat Ali Plants to Boost Testosterone Hormone Evaluated in Both <i>In vitro< i> and <i>In vivo< i> Experiments: Http: www.doi.org 10.26538 Tjnpr V7i11.31. TJNPR 2023, 7, 5236-5243.