title: [Comparison of longitudinal and cross-sectional studies on the attack of permanent teeth by caries in schoolchildren].
mesh_terms: D002648:Child; D003430:Cross-Sectional Studies; D004245:DMF Index; D003731:Dental Caries / Q000453:epidemiology*; D005260:Female; D005859:Germany, East; D006801:Humans; D008137:Longitudinal Studies; D008297:Male; D014505:Urban Population
vernacular_title: Vergleich von Längs- und Querschnittstudien über den Kariesbefall der Zähne des bleibenden Gebisses bei Schulkindern.