Situmorang PC, Ermawati DE, Susanto NCA, et al. Antibiofilm Activity of Ethanolic Extract of Zingiber officinale against Aggregatibacter actinomycetemcomitans ATCC 43718 (serotype B). J. Ilmu. Pertan. Indones. 2026;31(3):435-439. doi:10.18343/jipi.31.3.435