Pujarern, Patr, Pirasut Rodanant, Eakkachai Warinsiriruk, and Kanyawat Rattanasuwan. “Evaluation of the optimum brushing force on dental plaque removal: an in vitro study”. Mahidol Dental Journal 41, no. 1 (April 26, 2021): 75–82. accessed February 15, 2025. https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/247466.