ARIFUDDIN, M. et al. Alkaloid Profiling of Kadamba (Mitragyna speciosa Korth. Havil.) Leaves through Chromatographic Separation and UV-Vis Spectrophotometery Analysis. Journal of Pharmaceuticals and Natural Sciences, [S. l.], v. 2, n. 3, p. 140–150, 2025. DOI: 10.70392/jpns.v2i3.44. Disponível em: https://jpns.b-creta.com/index.php/jpns/article/view/44.. Acesso em: 2 may. 2026.