Antibacterial Activity Test of Combined Extracts of Guava Leaves (Psidium guajava L.) and Celery Stalks (Apium graveolens L. var. dulce) Against Staphylococcus aureus and Escherichia coli. Jurnal Riset Kefarmasian Indonesia, [S. l.], v. 8, n. 2, p. 219–229, 2026. DOI: 10.33759/jrki.v8i2.995. Disponível em: https://jurnalfarmasi.or.id/index.php/jrki/article/view/995. Acesso em: 7 oct. 2026.