daCosta, O.O., O.D. Umeh, and O. Obilade. “Frequency and Pattern of Orthodontic Extractions: A 5 Year Review”. West African Journal of Orthodontics 6, no. 1 (June 1, 2017): 34–43. Accessed April 18, 2026. https://wajo.oauife.edu.ng/index.php/wajo/article/view/86.