Kurang RY. Zone of Inhibition of Ethanol and Ethyl Acetate Extracts of Forest Betel Leaves against Escherichia Coli. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 Jan. 31 [cited 2024 May 7];9(1):154-9. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/2660