Water fluoridation--more isn't better.
Crow
D R
DR
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005457:Fluoridation / Q000009:adverse effects* / Q000592:standards; D009050:Fluorosis, Dental / Q000453:epidemiology* / Q000517:prevention & control; D006801:Humans; D007223:Infant; D007231:Infant, Newborn