Matthews, Francisca. “A Qualitative Analysis of Perceptions of Orthodontists in Concepción about Removable Orthodontic Appliances.”. Journal of Oral Research 6, no. 6 (June 30, 2017): 154-159. Accessed March 13, 2026. https://www.joralres.com/index.php/JOralRes/article/view/joralres.2017.045.