PENGARUH PENAMBAHAN PREBIOTIK INULIN TERHADAP AKTIVITAS ANTIBAKTERI LACTOBACILLUS CASEI Hafiz Hawari Siregar, Agnes Novica Putri Silaban, Maria Sofiyana, Rosi Krisdayanti Purba, Yayo Intisari, I Nyoman Ehrich Lister, Edy Fachrial Preventif Journal Vol. 6 No. 1 2021 DOI 10.37887/epj.v6i1.22594