Umar, Salman, Sri Gusriyani, Afriwardi Afriwardi, and Yufri Aldi. 2023. “Activities of <i>Hydrocotyle sibthorpioides< i> Lam. Extract in Capsule on Natural Killer and CD8 Cells in Human: Http: www.doi.org 10.26538 Tjnpr V7i8.29”. Tropical Journal of Natural Product Research (TJNPR) 7 (8):3766-69. https://www.tjnpr.org/index.php/home/article/view/2445.