Eko W B, N. 2021. Aktivitas Antibakteri Ekstrak Kayu Siwak (Salvadora persica) terhadap Bakteri Staphylococcus epidermidis. Oceana Biomedicina Journal. 4, 2 (Aug. 2021), 118–132. DOI:https://doi.org/10.30649/obj.v4i2.14.