1. Oral Development and Histology;Avery,2002
2. HHS.gov Home Pagehttp://www.hhs.gov/news/press/2011pres/01/20110107a.html
3. Prevalence and severity of dental fluorosis in the United States, 1999–2004;Beltrán-Aguilar;NCHS Data Brief.,2010
4. The effects of chronic high fluoride levels on forming enamel in the rat
5. Microhardness of molar teeth in cattle with fluorosis;Shearer;Am. J. Vet. Res.,1980