Yenti, Aflinda, Eka Sukanti, Damhuji, and M. Ibraar Ayatullah. 2022. “Effectiveness of Purple Sweet Potato Extract and Disclosing Substance for Plaque Identification”. JURNAL INFO KESEHATAN 20 (2):296-303. https://doi.org/10.31965/infokes.Vol20.Iss2.997.