Zein, U., Fitri, L. E. and Saragih, A. (2013) “Comparative Study of Antimalarial Effect of Sambiloto (Andrographis paniculata) Extract, Chloroquine and Artemisinin and Their Combination Against Plasmodium falciparum In-vitro”, Acta Medica Indonesiana, 45(1). Available at: https://mail.actamedindones.org/index.php/ijim/article/view/119 (Accessed: 18April2026).