title: [Results of ophthalmologic studies in all nursery schools of an agrarian region].
mesh_terms: D002675:Child, Preschool; D005859:Germany, East; D006801:Humans; D008403:Mass Screening; D009724:Nurseries, Infant; D012030:Refractive Errors / Q000175:diagnosis*; D012572:School Health Services; D013285:Strabismus / Q000175:diagnosis*
vernacular_title: Das Ergebnis von augenärztlichen Untersuchungen in allen Kindergärten eines Agrarkreises