Likitmongkolsakul, Udomsak, and Bancha Samruajbenjakun. 2020. “Methods to Accelerate Orthodontic Tooth Movement”. Thai Journal of Orthodontics 7 (2). Songkhla, Thailand:24-30. https://he01.tci-thaijo.org/index.php/THAIORTHO/article/view/249621.