Simanjuntak, Helen, Herlina Simanjuntak, Siti Maimunah, Rahmiati Rahmiati, and Toberni Situmorang. 2022. “Diameter Zona Hambat Antibiotik Amoxicillin Dan Tetracycline Terhadap Escherichia Coli”. Herbal Medicine Journal 5 (2), 55-59. https://doi.org/https://doi.org/10.58996/hmj.v5i2.52.