title: Caries increments over 4 years in children aged 12 at the start of water fluoridation.
mesh_terms: D002648:Child; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology* / Q000517:prevention & control; D005457:Fluoridation; D005459:Fluorides / Q000008:administration & dosage; D006801:Humans; D013997:Time Factors; D014100:Toothpastes; D006113:United Kingdom
chemical_list: D014100:Toothpastes; D005459:Fluorides