Chartpitak, J. ., Promma, N. ., Jotikasthira, D. ., Apisariyakul, J. ., & Khemaleelakul, W. . (2019). Comparison of Frictional Resistance Produced by Self-ligating Brackets and Conventional Brackets Ligated with Various Types of Ligature. Chiang Mai Dental Journal, 40(2), 39–50. retrieved from https://he01.tci-thaijo.org/index.php/cmdj/article/view/210318