Penghambatan Enzim Tirosinase Ekstrak Etanol dari Tiga Varian Daun Kratom(Mitragyna speciosa Korth): Tyrosinase Enzyme Inhibition of Ethanol Extract of Three Leaf Kratom (Mitragyna speciosa Korth). J. Sains. Kes [Internet]. 2024 Nov. 15 [cited 2025 Apr. 17];6(3):385-91. Available from: https://jsk.ff.unmul.ac.id/index.php/JSK/article/view/38