1. Akosu, T. J., Zoakah, A. I., & Chirdan, O. A. (2009). The prevalence and severity of dental fluorosis in the high and low altitude parts of Central Plateau, Nigeria. Community Dental Health, 26(3), 138.
2. Amalraj, A., & Pius, A. (2013). Health risk from fluoride exposure of a population in selected areas of Tamil Nadu South India. Food Science and Human Wellness, 2(2), 75–86.
3. ATSDR. (2003). Toxicological profile for Flourides, Hydrogem Flouride, And Flourine. In US Department of Health and Human Services, Public Health Service Agency for Toxic Substances and Disease Registry; Atlanta, GA. (Issue September).
4. Awadia, A. K., Haugejorden, O., Bjorvatn, K., & Birkeland, J. M. (1999). Vegetarianism and dental fluorosis among children in a high fluoride area of northern Tanzania. International Journal of Paediatric Dentistry, 9(1), 3–11.
5. Azevedo, M. S., Goettems, M. L., Torriani, D. D., & Demarco, F. F. (2014). Factors associated with dental fluorosis in school children in southern Brazil: A cross-sectional study. Brazilian Oral Research, 28, 1–7.