Chantasiriphan A, Tedcharoen C, Nongpiwong N, Suwannaat S, Worapamorn W. The Efficacy of The Coloring Agents from Black Glutinous Rice on Dental Biofilm Staining. Khon Kaen Dent J [internet]. 2023 Oct. 6 [cited 2025 Dec. 12];26(3):49-57. available from: https://he01.tci-thaijo.org/index.php/KDJ/article/view/257717