title: [Morbidity in preschool and early school age].
mesh_terms: D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005859:Germany, East; D006801:Humans; D007223:Infant; D008403:Mass Screening; D009017:Morbidity
vernacular_title: Zur Morbidität im Vorschul- and jüngeren Schulalter.