Al-Hammad, N. S., M. Al-Dhubaiban, L. Alhowaish, and L. L. Bello. “Prevalence and Clinical Characteristics of Molar-Incisor-Hypomineralization in School Children in Riyadh, Saudi Arabia”. International Journal of Medical Science and Clinical Invention, vol. 5, no. 3, Mar. 2018, pp. 3570-6, doi:10.18535/ijmsci/v5i3.01.