AL-SHUHAYEB, Muna et al. Prevalence of dental trauma in 5-6, 12 and 15-year-old children in Iran. Journal of Contemporary Medical Sciences, [S.l.], v. 5, n. 4, aug. 2019. ISSN 2413-0516. Available at: <http://www.jocms.org/index.php/jcms/article/view/621>. Date accessed: 20 nov. 2019.