[20 years of caries prevention in the canton of St. Gall].
D000293:Adolescent; D002648:Child; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology / Q000517:prevention & control*; D005891:Gingivitis / Q000453:epidemiology / Q000517:prevention & control; D006801:Humans; D010512:Periodontal Index; D013557:Switzerland
20 Jahre Kariesprophylaxe im Kanton St. Gallen.