Antioxidant Activity and Tyrosinas Enzyme Inhibition of Arabica Coffea Leaf Extract (Coffea Arabica L.). Jurnal Medical Laboratory, [S. l.], v. 5, n. 1, p. 300–311, 2026. DOI: 10.57213/medlab.v5i1.461. Disponível em: https://ejournal.stikeskesosi.ac.id/index.php/Medlab/article/view/461. Acesso em: 20 oct. 2026.