AL-Shuker, Hiba A, and Athraa M AL-Waheb. “Dental Fluorosis, Dental Caries, and Treatment Needs in Al-Muthana’a Governorate Among 12 Years Old Students ”. Journal of Baghdad College of Dentistry, vol. 27, no. 2, June 2015, pp. 142-7, https://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/726.