“The Effectiveness of Clove Leaf Extract (Syzygium Aromaticum L.) as an Active Ingredient in Hand Sanitizer Against Escherichia coli Bacteria”., ssik, vol. 1, no. 1, Apr. 2026, Accessed: Oct. 17, 2026. Available: https://jurnal.unaya.ac.id/index.php/ssik/article/view/8149