Baring Teeth: The Long Battle Over Fluoride Comes to a Head
https://undark.org/2024/03/06/fluoride-drinking-water/Fluoride will be added to UK drinking water to cut tooth decay | Health | The Guardian
https://www.theguardian.com/society/2021/sep/23/fluoride-will-be-added-to-uk-drinking-water-to-cut-tooth-decayThe Mystery of the Colorado Brown Stain and the History of Fluoride - Children's Dentist in Gilford, Plymouth and Littleton, NH
http://www.childrensdentistnh.com/blog/the-mystery-of-the-colorado-brown-stain-and-the-history-of-fluoride/