Dental caries and oral hygiene patterns in Afrikaans- and English-speaking white high school pupils from upper and lower socio-economic areas of Johannesburg and environs.
D000293:Adolescent; D000328:Adult; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D009910:Oral Hygiene; D012923:Social Class; D012959:Socioeconomic Factors; D013019:South Africa