Promchan, R. and Leethanakul, C. (2020) “Increasing the Efficiency of Relapse Prevention after Orthodontic Treatment by Biological Retention”, Thai Journal of Orthodontics. Songkhla, Thailand, 8(2), pp. 40–51. Available at: https://he01.tci-thaijo.org/index.php/THAIORTHO/article/view/249600 (Accessed: 19 May 2024).