Information on fluoride levels in tap water and bottled water in western Europe
Additional sources of fluoride exposure in western Europe, comparisons of dental cavities statistics for 12-year-olds with those of heavily force fluoridated countries, and more information on fluoride levels in tap water in Scotland and the Netherlands
Quotes from the 2006 US National Research Council report Fluoride in Drinking Water: A Scientific Review of EPA’s Standards relating to fluoride exposure
Information on forced fluoridation and other artificial sources of fluoride exposure, with a satirical entrée
A large amount of information on fluoride exposure, including recent journal articles and historical knowledge, can be found via this list of sources.