title: Dental caries on different tooth surfaces among 13-15 year old Helsinki schoolchildren.
mesh_terms: D000293:Adolescent; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology* / Q000473:pathology; D003743:Dental Enamel / Q000473:pathology; D005260:Female; D005387:Finland; D006801:Humans; D008297:Male