Febrina, L., Hikmawan, B.D. and Adyma, M.D. (2025) “Secondary Metabolite Profiles and Antibacterial Activity of Mitragyna speciosa Leaf Extracts According to Vein Color Variation”, Journal of Pharmaceuticals and Natural Sciences, 2(3), pp. 109–118. doi:10.70392/jpns.v2i3.39.