title: Socio-odontologic investigation of school children with high and low caries frequency. I. Socio-economic background.
mesh_terms: D000328:Adult; D001294:Attitude to Health; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology*; D003753:Dental Health Surveys; D004522:Educational Status; D005260:Female; D006801:Humans; D008423:Maternal Age; D009790:Occupations; D012801:Sibling Relations; D012923:Social Class; D012959:Socioeconomic Factors; D013548:Sweden