Harahap, Nina Irmayanti, Rika Puspita sari, Zola Efa Harnis, and Sri Rezeky. “Anti-Bacterial Activity Testing Of Batak (Allium Chinense G. Don.) Leaf Ethanol Extract Against The Bacteria Propionibacterium Acnes, Staphylococcus Aureus, Escherichia Coli And Salmonella Thyph”. Journal of Midwifery and Nursing 4, no. 3 (August 26, 2022): 69-73. Accessed April 18, 2026. https://iocscience.org/ejournal/index.php/JMN/article/view/2404.