Is Fluoride Concentration in Dentin and Enamel a Good Indicator of Dental Fluorosis?
A.P.G.F. Vieira1,2,
R. Hancock3,
H. Limeback1,
R. Maia4, and
M.D. Grynpas1,2,*
1 Faculty of Dentistry, University of Toronto;
2 Samuel Lunenfeld Research Institute, Mount Sinai Hospital, 600 University Avenue Room 840, Toronto, ON M5G 1X5, Canada;
3 Department of Chemical Engineering and Applied Chemistry, University of Toronto; and
4 Universidade Federal do Ceara, Brazil;

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Figure 1. Tooth analysis. (A) Examples of unerupted 3rd molars with the different levels of DF. (B) Tooth preparation.
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Figure 2. Correlation among (a) dentin F concentration and DF, (b) enamel F concentration and DF, and (c) dentin and enamel F concentrations in the same tooth.
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