title: [Trends in noise development in schools of the Erfurt and Suhl districts].
mesh_terms: D005859:Germany, East; D006801:Humans; D009622:Noise; D012572:School Health Services; D012574:Schools / Q000592:standards*
vernacular_title: Zur Tendenz der Lärmentwicklung in Schulen der Bezirke Erfurt und Suhl