title: Fluoridation in Newcastle and Northumberland. A clinical study of 5-year-old children.
mesh_terms: D002675:Child, Preschool; D004245:DMF Index; D003731:Dental Caries / Q000517:prevention & control; D004468:Economics, Dental; D004739:England; D005260:Female; D005457:Fluoridation; D006801:Humans; D008297:Male; D012424:Rural Population; D012923:Social Class; D014081:Tooth Extraction; D014094:Tooth, Deciduous; D014505:Urban Population