Manopatanakul, Somchai, Vu Thu Houng, and Sasipa Thiradilok. 2018. “The prediction formula of mesiodistal width of unerupted permanent canine and premolars from a group of Vietnamese, a preliminary study”. Mahidol Dental Journal 38 (2). Bangkok, Thailand:113-23. https://he02.tci-thaijo.org/index.php/mdentjournal/article/view/179309.