Using the Raven’s standard progressive matrices to determine the effects of the level of fluoride in drinking water on the intellectual ability of school-age children.
April-June 2008
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Fluoride | Originally published in the Chinese Journal of Control of Endemic Diseases. Translated by Julian Brooke for the Fluoride Action Network
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Qin L, Huo S, Chen R, Chang Y, Zhao M.
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41(2):115–119.