title: Mental strain and "overpressure" in the schools: a nineteenth-century viewpoint.
mesh_terms: D002648:Child; D049672:History, 19th Century; D006801:Humans; D008603:Mental Health / Q000266:history*; D012572:School Health Services / Q000266:history*; D013312:Stress, Physiological / Q000266:history; D014481:United States