Cheewapornpimol, Jurairat, Nathaphon Tangjit, Surachai Dechkunakorn, and Niwat Anuwongnukroh. 2019. “Comparison treatment effects of twin block appliance between hyperdivergent and normovergent patients”. Mahidol Dental Journal 39 (3). Bangkok, Thailand:277-91. https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/194563.