2023. The Effectiveness of Gargling Binahong Decoction Solution and Betel Leaf Decoction Solution Againts Plaque Index (Study on Deaf Children at SDLB Karya Mulia Surabaya) . International Journal of Advanced Health Science and Technology. 3, 3 (Aug. 2023), 180–185. DOI:https://doi.org/10.35882/ijahst.v3i3.249.