Antibacterial Activity Test of Ethanol Extract of Mangkokan Leaves (Polyscias scutallarium (Burm.f.) Fosberg) against Escherichia coli and Staphylococcus aureus. JPK : Jurnal Proteksi Kesehatan. 2022;10(2):101-106. doi:10.36929/jpk.v10i2.374