Wahana Ayu Saputri, Tatiana Siska Wardani, and Anna Fitriawati. 2026. “Antibacterial Activity Test Of Extract, N-Hexane Fraction, Ethyl Acetate And Water Of Kesum Leaves (Polygonum Minus H) Against Escherichia Coli ATCC 25922 Bacteria”. International Journal of Health Engineering and Technology 4 (6). https://doi.org/10.55227/ijhet.v4i6.663.