Saraswati, J. et al. 2017. Antibacterial Effect Of Kaempferia Galanga L Extract On Lactobacillus Acidophilus –In Vitro. The Indonesian Journal of Infectious Diseases. 1, 01 (Nov. 2017), 22–28. DOI:https://doi.org/10.32667/ijid.v1i01.4.