Letelier, Claudia, and María Hernández. “Knowledge of Dental Trauma in a Group of Chilean Primary School Teachers.”. Journal of Oral Research 5, no. 1 (January 10, 2016): 7-12. Accessed March 4, 2026. https://www.joralres.com/index.php/JOralRes/article/view/joralres.2016.003.