Fluoride Free Pennsylvania, 19 Sep 2017 Environ Geochem Health. 2016 Jun;38(3):639-78. doi: 10.1007/s10653-015-9768-y. Epub 2015 Oct 13. Review
Stop Forced Water Fluoridation, 19 Sep 2017 Environ Geochem Health. 2016 Jun;38(3):639-78. doi: 10.1007/s10653-015-9768-y. Epub 2015 Oct 13. Review