Dental caries experience in 5- and 12-year-old school children in Ondo State, Nigeria in 1977 and 1983.
D002648:Child; D002675:Child, Preschool; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D009549:Nigeria; D012923:Social Class