title: [Frequency of behavior disorders at elementary school age].
mesh_terms: D000367:Age Factors; D002648:Child; D002653:Child Behavior Disorders / Q000453:epidemiology*; D005260:Female; D005860:Germany, West; D006801:Humans; D008297:Male; D012574:Schools; D012923:Social Class; D013663:Teaching
vernacular_title: Zur Häufigkeit von Verhaltensstörungen im Grundschulalter.